387626512

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{20479}}^1$

素因数の和:20520

約数の個数: 60

約数和(自身を含む): 929464320

約数和(自身を除く): 541837808

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1456, 2366, 2704, 4732, 9464, 18928, 20479, 40958, 81916, 143353, 163832, 266227, 286706, 327664, 532454, 573412, 1064908, 1146824, 1863589, 2129816, 2293648, 3460951, 3727178, 4259632, 6921902, 7454356, 13843804, 14908712, 24226657, 27687608, 29817424, 48453314, 55375216, 96906628, 193813256, 387626512]

約数ペア:

[(1, 387626512), (2, 193813256), (4, 96906628), (7, 55375216), (8, 48453314), (13, 29817424), (14, 27687608), (16, 24226657), (26, 14908712), (28, 13843804), (52, 7454356), (56, 6921902), (91, 4259632), (104, 3727178), (112, 3460951), (169, 2293648), (182, 2129816), (208, 1863589), (338, 1146824), (364, 1064908), (676, 573412), (728, 532454), (1183, 327664), (1352, 286706), (1456, 266227), (2366, 163832), (2704, 143353), (4732, 81916), (9464, 40958), (18928, 20479)]