520215384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1667357}}^1$

素因数の和:1667379

約数の個数: 32

約数和(自身を含む): 1400580720

約数和(自身を除く): 880365336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1667357, 3334714, 5002071, 6669428, 10004142, 13338856, 20008284, 21675641, 40016568, 43351282, 65026923, 86702564, 130053846, 173405128, 260107692, 520215384]

約数ペア:

[(1, 520215384), (2, 260107692), (3, 173405128), (4, 130053846), (6, 86702564), (8, 65026923), (12, 43351282), (13, 40016568), (24, 21675641), (26, 20008284), (39, 13338856), (52, 10004142), (78, 6669428), (104, 5002071), (156, 3334714), (312, 1667357)]