389728428

素因数分解:

$2^2\times 3^1\times {\mathrm{1979}}^1\times {\mathrm{16411}}^1$

素因数の和:18397

約数の個数: 24

約数和(自身を含む): 909881280

約数和(自身を除く): 520152852

約数列:

[1, 2, 3, 4, 6, 12, 1979, 3958, 5937, 7916, 11874, 16411, 23748, 32822, 49233, 65644, 98466, 196932, 32477369, 64954738, 97432107, 129909476, 194864214, 389728428]

約数ペア:

[(1, 389728428), (2, 194864214), (3, 129909476), (4, 97432107), (6, 64954738), (12, 32477369), (1979, 196932), (3958, 98466), (5937, 65644), (7916, 49233), (11874, 32822), (16411, 23748)]