2671263

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 4461600

約数和(自身を除く): 1790337

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 389, 763, 981, 1167, 2289, 2723, 3501, 6867, 8169, 24507, 42401, 127203, 296807, 381609, 890421, 2671263]

約数ペア:

[(1, 2671263), (3, 890421), (7, 381609), (9, 296807), (21, 127203), (63, 42401), (109, 24507), (327, 8169), (389, 6867), (763, 3501), (981, 2723), (1167, 2289)]