289341372

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{221209}}^1$

素因数の和:221325

約数の個数: 24

約数和(自身を含む): 681326800

約数和(自身を除く): 391985428

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 221209, 442418, 663627, 884836, 1327254, 2654508, 24111781, 48223562, 72335343, 96447124, 144670686, 289341372]

約数ペア:

[(1, 289341372), (2, 144670686), (3, 96447124), (4, 72335343), (6, 48223562), (12, 24111781), (109, 2654508), (218, 1327254), (327, 884836), (436, 663627), (654, 442418), (1308, 221209)]