2681328

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4297}}^1$

素因数の和:4321

約数の個数: 40

約数和(自身を含む): 7461328

約数和(自身を除く): 4780000

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 4297, 8594, 12891, 17188, 25782, 34376, 51564, 55861, 68752, 103128, 111722, 167583, 206256, 223444, 335166, 446888, 670332, 893776, 1340664, 2681328]

約数ペア:

[(1, 2681328), (2, 1340664), (3, 893776), (4, 670332), (6, 446888), (8, 335166), (12, 223444), (13, 206256), (16, 167583), (24, 111722), (26, 103128), (39, 68752), (48, 55861), (52, 51564), (78, 34376), (104, 25782), (156, 17188), (208, 12891), (312, 8594), (624, 4297)]