1238156955

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:586

約数の個数: 128

約数和(自身を含む): 2616975360

約数和(自身を除く): 1378818405

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 61, 63, 105, 135, 141, 183, 189, 235, 305, 315, 329, 423, 427, 457, 549, 705, 915, 945, 987, 1269, 1281, 1371, 1645, 1647, 2115, 2135, 2285, 2745, 2867, 2961, 3199, 3843, 4113, 4935, 6345, 6405, 6855, 8235, 8601, 8883, 9597, 11529, 12339, 14335, 14805, 15995, 19215, 20069, 20565, 21479, 25803, 27877, 28791, 43005, 44415, 47985, 57645, 60207, 61695, 64437, 77409, 83631, 86373, 100345, 107395, 129015, 139385, 143955, 150353, 180621, 193311, 195139, 250893, 301035, 322185, 387045, 418155, 431865, 451059, 541863, 579933, 585417, 751765, 752679, 903105, 966555, 975695, 1254465, 1310219, 1353177, 1756251, 2255295, 2709315, 2899665, 2927085, 3763395, 3930657, 4059531, 5268753, 6551095, 6765885, 8781255, 9171533, 11791971, 19653285, 20297655, 26343765, 27514599, 35375913, 45857665, 58959855, 82543797, 137572995, 176879565, 247631391, 412718985, 1238156955]

約数ペア:

[(1, 1238156955), (3, 412718985), (5, 247631391), (7, 176879565), (9, 137572995), (15, 82543797), (21, 58959855), (27, 45857665), (35, 35375913), (45, 27514599), (47, 26343765), (61, 20297655), (63, 19653285), (105, 11791971), (135, 9171533), (141, 8781255), (183, 6765885), (189, 6551095), (235, 5268753), (305, 4059531), (315, 3930657), (329, 3763395), (423, 2927085), (427, 2899665), (457, 2709315), (549, 2255295), (705, 1756251), (915, 1353177), (945, 1310219), (987, 1254465), (1269, 975695), (1281, 966555), (1371, 903105), (1645, 752679), (1647, 751765), (2115, 585417), (2135, 579933), (2285, 541863), (2745, 451059), (2867, 431865), (2961, 418155), (3199, 387045), (3843, 322185), (4113, 301035), (4935, 250893), (6345, 195139), (6405, 193311), (6855, 180621), (8235, 150353), (8601, 143955), (8883, 139385), (9597, 129015), (11529, 107395), (12339, 100345), (14335, 86373), (14805, 83631), (15995, 77409), (19215, 64437), (20069, 61695), (20565, 60207), (21479, 57645), (25803, 47985), (27877, 44415), (28791, 43005)]