331399312

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{1097}}^1$

素因数の和:1423

約数の個数: 40

約数和(自身を含む): 653529600

約数和(自身を除く): 322130288

約数列:

[1, 2, 4, 8, 16, 79, 158, 239, 316, 478, 632, 956, 1097, 1264, 1912, 2194, 3824, 4388, 8776, 17552, 18881, 37762, 75524, 86663, 151048, 173326, 262183, 302096, 346652, 524366, 693304, 1048732, 1386608, 2097464, 4194928, 20712457, 41424914, 82849828, 165699656, 331399312]

約数ペア:

[(1, 331399312), (2, 165699656), (4, 82849828), (8, 41424914), (16, 20712457), (79, 4194928), (158, 2097464), (239, 1386608), (316, 1048732), (478, 693304), (632, 524366), (956, 346652), (1097, 302096), (1264, 262183), (1912, 173326), (2194, 151048), (3824, 86663), (4388, 75524), (8776, 37762), (17552, 18881)]