816398908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{15699979}}^1$

素因数の和:15699996

約数の個数: 12

約数和(自身を含む): 1538598040

約数和(自身を除く): 722199132

約数列:

[1, 2, 4, 13, 26, 52, 15699979, 31399958, 62799916, 204099727, 408199454, 816398908]

約数ペア:

[(1, 816398908), (2, 408199454), (4, 204099727), (13, 62799916), (26, 31399958), (52, 15699979)]