349968334

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 561052800

約数和(自身を除く): 211084466

約数列:

[1, 2, 19, 38, 131, 229, 262, 307, 458, 614, 2489, 4351, 4978, 5833, 8702, 11666, 29999, 40217, 59998, 70303, 80434, 140606, 569981, 764123, 1139962, 1335757, 1528246, 2671514, 9209693, 18419386, 174984167, 349968334]

約数ペア:

[(1, 349968334), (2, 174984167), (19, 18419386), (38, 9209693), (131, 2671514), (229, 1528246), (262, 1335757), (307, 1139962), (458, 764123), (614, 569981), (2489, 140606), (4351, 80434), (4978, 70303), (5833, 59998), (8702, 40217), (11666, 29999)]