857555384

素因数分解:

$2^3\times 7^1\times {\mathrm{383}}^1\times {\mathrm{39983}}^1$

素因数の和:40379

約数の個数: 32

約数和(自身を含む): 1842462720

約数和(自身を除く): 984907336

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 383, 766, 1532, 2681, 3064, 5362, 10724, 21448, 39983, 79966, 159932, 279881, 319864, 559762, 1119524, 2239048, 15313489, 30626978, 61253956, 107194423, 122507912, 214388846, 428777692, 857555384]

約数ペア:

[(1, 857555384), (2, 428777692), (4, 214388846), (7, 122507912), (8, 107194423), (14, 61253956), (28, 30626978), (56, 15313489), (383, 2239048), (766, 1119524), (1532, 559762), (2681, 319864), (3064, 279881), (5362, 159932), (10724, 79966), (21448, 39983)]