256470618

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1\times {\mathrm{677}}^1$

素因数の和:1398

約数の個数: 32

約数和(自身を含む): 519532416

約数和(自身を除く): 263061798

約数列:

[1, 2, 3, 6, 103, 206, 309, 613, 618, 677, 1226, 1354, 1839, 2031, 3678, 4062, 63139, 69731, 126278, 139462, 189417, 209193, 378834, 415001, 418386, 830002, 1245003, 2490006, 42745103, 85490206, 128235309, 256470618]

約数ペア:

[(1, 256470618), (2, 128235309), (3, 85490206), (6, 42745103), (103, 2490006), (206, 1245003), (309, 830002), (613, 418386), (618, 415001), (677, 378834), (1226, 209193), (1354, 189417), (1839, 139462), (2031, 126278), (3678, 69731), (4062, 63139)]