989344798

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{121571}}^1$

素因数の和:121899

約数の個数: 16

約数和(自身を含む): 1603291536

約数和(自身を除く): 613946738

約数列:

[1, 2, 13, 26, 313, 626, 4069, 8138, 121571, 243142, 1580423, 3160846, 38051723, 76103446, 494672399, 989344798]

約数ペア:

[(1, 989344798), (2, 494672399), (13, 76103446), (26, 38051723), (313, 3160846), (626, 1580423), (4069, 243142), (8138, 121571)]