256152

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 690480

約数和(自身を除く): 434328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 821, 1642, 2463, 3284, 4926, 6568, 9852, 10673, 19704, 21346, 32019, 42692, 64038, 85384, 128076, 256152]

約数ペア:

[(1, 256152), (2, 128076), (3, 85384), (4, 64038), (6, 42692), (8, 32019), (12, 21346), (13, 19704), (24, 10673), (26, 9852), (39, 6568), (52, 4926), (78, 3284), (104, 2463), (156, 1642), (312, 821)]