123843564

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{647}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 338476320

約数和(自身を除く): 214632756

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 409, 468, 647, 818, 1227, 1294, 1636, 1941, 2454, 2588, 3681, 3882, 4908, 5317, 5823, 7362, 7764, 8411, 10634, 11646, 14724, 15951, 16822, 21268, 23292, 25233, 31902, 33644, 47853, 50466, 63804, 75699, 95706, 100932, 151398, 191412, 264623, 302796, 529246, 793869, 1058492, 1587738, 2381607, 3175476, 3440099, 4763214, 6880198, 9526428, 10320297, 13760396, 20640594, 30960891, 41281188, 61921782, 123843564]

約数ペア:

[(1, 123843564), (2, 61921782), (3, 41281188), (4, 30960891), (6, 20640594), (9, 13760396), (12, 10320297), (13, 9526428), (18, 6880198), (26, 4763214), (36, 3440099), (39, 3175476), (52, 2381607), (78, 1587738), (117, 1058492), (156, 793869), (234, 529246), (409, 302796), (468, 264623), (647, 191412), (818, 151398), (1227, 100932), (1294, 95706), (1636, 75699), (1941, 63804), (2454, 50466), (2588, 47853), (3681, 33644), (3882, 31902), (4908, 25233), (5317, 23292), (5823, 21268), (7362, 16822), (7764, 15951), (8411, 14724), (10634, 11646)]