123209508734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6781}}^1\times {\mathrm{36781}}^1$

素因数の和:43596

約数の個数: 32

約数和(自身を含む): 209542640160

約数和(自身を除く): 86333131426

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 6781, 13562, 36781, 73562, 88153, 128839, 176306, 257678, 478153, 698839, 956306, 1397678, 1674907, 3349814, 9084907, 18169814, 249411961, 498823922, 3242355493, 4738827259, 6484710986, 9477654518, 61604754367, 123209508734]

約数ペア:

[(1, 123209508734), (2, 61604754367), (13, 9477654518), (19, 6484710986), (26, 4738827259), (38, 3242355493), (247, 498823922), (494, 249411961), (6781, 18169814), (13562, 9084907), (36781, 3349814), (73562, 1674907), (88153, 1397678), (128839, 956306), (176306, 698839), (257678, 478153)]