391330257

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1\times {\mathrm{241}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 554501376

約数和(自身を除く): 163171119

約数列:

[1, 3, 23, 69, 101, 233, 241, 303, 699, 723, 2323, 5359, 5543, 6969, 16077, 16629, 23533, 24341, 56153, 70599, 73023, 168459, 541259, 559843, 1291519, 1623777, 1679529, 3874557, 5671453, 17014359, 130443419, 391330257]

約数ペア:

[(1, 391330257), (3, 130443419), (23, 17014359), (69, 5671453), (101, 3874557), (233, 1679529), (241, 1623777), (303, 1291519), (699, 559843), (723, 541259), (2323, 168459), (5359, 73023), (5543, 70599), (6969, 56153), (16077, 24341), (16629, 23533)]