255789479211

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{881}}^1$

素因数の和:1201

約数の個数: 128

約数和(自身を含む): 425572761600

約数和(自身を除く): 169783282389

約数列:

[1, 3, 7, 19, 21, 57, 61, 79, 133, 151, 183, 237, 399, 427, 453, 553, 881, 1057, 1159, 1281, 1501, 1659, 2643, 2869, 3171, 3477, 4503, 4819, 6167, 8113, 8607, 9211, 10507, 11929, 14457, 16739, 18501, 20083, 24339, 27633, 31521, 33733, 35787, 50217, 53741, 60249, 64477, 69599, 83503, 91561, 101199, 117173, 133031, 161223, 175009, 193431, 208797, 226651, 250509, 274683, 351519, 376187, 399093, 487193, 525027, 640927, 679953, 727669, 931217, 1021079, 1128561, 1225063, 1322381, 1461579, 1586557, 1922781, 2183007, 2527589, 2793651, 3063237, 3675189, 3967143, 4245539, 4759671, 5093683, 7147553, 7582767, 8114891, 9256667, 10509449, 12736617, 13825711, 15281049, 17693123, 21442659, 24344673, 27770001, 29718773, 31528347, 41477133, 53079369, 56804237, 73566143, 80665241, 89156319, 96779977, 154182929, 170412711, 199679531, 220698429, 241995723, 290339931, 462548787, 564656687, 599038593, 641076389, 1079280503, 1397756717, 1693970061, 1923229167, 3237841509, 4193270151, 4487534723, 12180451391, 13462604169, 36541354173, 85263159737, 255789479211]

約数ペア:

[(1, 255789479211), (3, 85263159737), (7, 36541354173), (19, 13462604169), (21, 12180451391), (57, 4487534723), (61, 4193270151), (79, 3237841509), (133, 1923229167), (151, 1693970061), (183, 1397756717), (237, 1079280503), (399, 641076389), (427, 599038593), (453, 564656687), (553, 462548787), (881, 290339931), (1057, 241995723), (1159, 220698429), (1281, 199679531), (1501, 170412711), (1659, 154182929), (2643, 96779977), (2869, 89156319), (3171, 80665241), (3477, 73566143), (4503, 56804237), (4819, 53079369), (6167, 41477133), (8113, 31528347), (8607, 29718773), (9211, 27770001), (10507, 24344673), (11929, 21442659), (14457, 17693123), (16739, 15281049), (18501, 13825711), (20083, 12736617), (24339, 10509449), (27633, 9256667), (31521, 8114891), (33733, 7582767), (35787, 7147553), (50217, 5093683), (53741, 4759671), (60249, 4245539), (64477, 3967143), (69599, 3675189), (83503, 3063237), (91561, 2793651), (101199, 2527589), (117173, 2183007), (133031, 1922781), (161223, 1586557), (175009, 1461579), (193431, 1322381), (208797, 1225063), (226651, 1128561), (250509, 1021079), (274683, 931217), (351519, 727669), (376187, 679953), (399093, 640927), (487193, 525027)]