391230768

素因数分解:

$2^4\times 3^1\times {\mathrm{431}}^1\times {\mathrm{18911}}^1$

素因数の和:19353

約数の個数: 40

約数和(自身を含む): 1013078016

約数和(自身を除く): 621847248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 431, 862, 1293, 1724, 2586, 3448, 5172, 6896, 10344, 18911, 20688, 37822, 56733, 75644, 113466, 151288, 226932, 302576, 453864, 907728, 8150641, 16301282, 24451923, 32602564, 48903846, 65205128, 97807692, 130410256, 195615384, 391230768]

約数ペア:

[(1, 391230768), (2, 195615384), (3, 130410256), (4, 97807692), (6, 65205128), (8, 48903846), (12, 32602564), (16, 24451923), (24, 16301282), (48, 8150641), (431, 907728), (862, 453864), (1293, 302576), (1724, 226932), (2586, 151288), (3448, 113466), (5172, 75644), (6896, 56733), (10344, 37822), (18911, 20688)]