628428316

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{26669}}^1$

素因数の和:26853

約数の個数: 24

約数和(自身を含む): 1133581680

約数和(自身を除く): 505153364

約数列:

[1, 2, 4, 43, 86, 137, 172, 274, 548, 5891, 11782, 23564, 26669, 53338, 106676, 1146767, 2293534, 3653653, 4587068, 7307306, 14614612, 157107079, 314214158, 628428316]

約数ペア:

[(1, 628428316), (2, 314214158), (4, 157107079), (43, 14614612), (86, 7307306), (137, 4587068), (172, 3653653), (274, 2293534), (548, 1146767), (5891, 106676), (11782, 53338), (23564, 26669)]