489605818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1\times {\mathrm{683}}^1$

素因数の和:1126

約数の個数: 32

約数和(自身を含む): 804384000

約数和(自身を除く): 314778182

約数列:

[1, 2, 13, 26, 79, 158, 349, 683, 698, 1027, 1366, 2054, 4537, 8879, 9074, 17758, 27571, 53957, 55142, 107914, 238367, 358423, 476734, 701441, 716846, 1402882, 3098771, 6197542, 18830993, 37661986, 244802909, 489605818]

約数ペア:

[(1, 489605818), (2, 244802909), (13, 37661986), (26, 18830993), (79, 6197542), (158, 3098771), (349, 1402882), (683, 716846), (698, 701441), (1027, 476734), (1366, 358423), (2054, 238367), (4537, 107914), (8879, 55142), (9074, 53957), (17758, 27571)]