13431285

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 27855360

約数和(自身を除く): 14424075

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 61, 63, 105, 135, 183, 189, 233, 305, 315, 427, 549, 699, 915, 945, 1165, 1281, 1631, 1647, 2097, 2135, 2745, 3495, 3843, 4893, 6291, 6405, 8155, 8235, 10485, 11529, 14213, 14679, 19215, 24465, 31455, 42639, 44037, 57645, 71065, 73395, 99491, 127917, 213195, 220185, 298473, 383751, 497455, 639585, 895419, 1492365, 1918755, 2686257, 4477095, 13431285]

約数ペア:

[(1, 13431285), (3, 4477095), (5, 2686257), (7, 1918755), (9, 1492365), (15, 895419), (21, 639585), (27, 497455), (35, 383751), (45, 298473), (61, 220185), (63, 213195), (105, 127917), (135, 99491), (183, 73395), (189, 71065), (233, 57645), (305, 44037), (315, 42639), (427, 31455), (549, 24465), (699, 19215), (915, 14679), (945, 14213), (1165, 11529), (1281, 10485), (1631, 8235), (1647, 8155), (2097, 6405), (2135, 6291), (2745, 4893), (3495, 3843)]