664295079

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{7639}}^1$

素因数の和:7791

約数の個数: 32

約数和(自身を含む): 1047352320

約数和(自身を除く): 383057241

約数列:

[1, 3, 7, 21, 41, 101, 123, 287, 303, 707, 861, 2121, 4141, 7639, 12423, 22917, 28987, 53473, 86961, 160419, 313199, 771539, 939597, 2192393, 2314617, 5400773, 6577179, 16202319, 31633099, 94899297, 221431693, 664295079]

約数ペア:

[(1, 664295079), (3, 221431693), (7, 94899297), (21, 31633099), (41, 16202319), (101, 6577179), (123, 5400773), (287, 2314617), (303, 2192393), (707, 939597), (861, 771539), (2121, 313199), (4141, 160419), (7639, 86961), (12423, 53473), (22917, 28987)]