123291285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 226437120

約数和(自身を除く): 103145835

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 107, 195, 247, 285, 311, 321, 535, 741, 933, 1235, 1391, 1555, 1605, 2033, 3705, 4043, 4173, 4665, 5909, 6099, 6955, 10165, 12129, 17727, 20215, 20865, 26429, 29545, 30495, 33277, 60645, 76817, 79287, 88635, 99831, 132145, 166385, 230451, 384085, 396435, 432601, 499155, 632263, 1152255, 1297803, 1896789, 2163005, 3161315, 6489015, 8219419, 9483945, 24658257, 41097095, 123291285]

約数ペア:

[(1, 123291285), (3, 41097095), (5, 24658257), (13, 9483945), (15, 8219419), (19, 6489015), (39, 3161315), (57, 2163005), (65, 1896789), (95, 1297803), (107, 1152255), (195, 632263), (247, 499155), (285, 432601), (311, 396435), (321, 384085), (535, 230451), (741, 166385), (933, 132145), (1235, 99831), (1391, 88635), (1555, 79287), (1605, 76817), (2033, 60645), (3705, 33277), (4043, 30495), (4173, 29545), (4665, 26429), (5909, 20865), (6099, 20215), (6955, 17727), (10165, 12129)]