685342018

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{1229}}^1\times {\mathrm{2707}}^1$

素因数の和:4041

約数の個数: 16

約数和(自身を含む): 1039222080

約数和(自身を除く): 353880062

約数列:

[1, 2, 103, 206, 1229, 2458, 2707, 5414, 126587, 253174, 278821, 557642, 3326903, 6653806, 342671009, 685342018]

約数ペア:

[(1, 685342018), (2, 342671009), (103, 6653806), (206, 3326903), (1229, 557642), (2458, 278821), (2707, 253174), (5414, 126587)]