668691374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{6247}}^1$

素因数の和:6464

約数の個数: 32

約数和(自身を含む): 1133637120

約数和(自身を除く): 464945746

約数列:

[1, 2, 13, 23, 26, 46, 179, 299, 358, 598, 2327, 4117, 4654, 6247, 8234, 12494, 53521, 81211, 107042, 143681, 162422, 287362, 1118213, 1867853, 2236426, 3735706, 14536769, 25718899, 29073538, 51437798, 334345687, 668691374]

約数ペア:

[(1, 668691374), (2, 334345687), (13, 51437798), (23, 29073538), (26, 25718899), (46, 14536769), (179, 3735706), (299, 2236426), (358, 1867853), (598, 1118213), (2327, 287362), (4117, 162422), (4654, 143681), (6247, 107042), (8234, 81211), (12494, 53521)]