15337218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 35481600

約数和(自身を除く): 20144382

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 79, 114, 131, 158, 237, 247, 262, 393, 474, 494, 741, 786, 1027, 1482, 1501, 1703, 2054, 2489, 3002, 3081, 3406, 4503, 4978, 5109, 6162, 7467, 9006, 10218, 10349, 14934, 19513, 20698, 31047, 32357, 39026, 58539, 62094, 64714, 97071, 117078, 134537, 194142, 196631, 269074, 393262, 403611, 589893, 807222, 1179786, 2556203, 5112406, 7668609, 15337218]

約数ペア:

[(1, 15337218), (2, 7668609), (3, 5112406), (6, 2556203), (13, 1179786), (19, 807222), (26, 589893), (38, 403611), (39, 393262), (57, 269074), (78, 196631), (79, 194142), (114, 134537), (131, 117078), (158, 97071), (237, 64714), (247, 62094), (262, 58539), (393, 39026), (474, 32357), (494, 31047), (741, 20698), (786, 19513), (1027, 14934), (1482, 10349), (1501, 10218), (1703, 9006), (2054, 7467), (2489, 6162), (3002, 5109), (3081, 4978), (3406, 4503)]