1298914864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{16477}}^1$

素因数の和:16877

約数の個数: 40

約数和(自身を含む): 2717551760

約数和(自身を除く): 1418636896

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 379, 758, 1516, 3032, 4927, 6064, 9854, 16477, 19708, 32954, 39416, 65908, 78832, 131816, 214201, 263632, 428402, 856804, 1713608, 3427216, 6244783, 12489566, 24979132, 49958264, 81182179, 99916528, 162364358, 324728716, 649457432, 1298914864]

約数ペア:

[(1, 1298914864), (2, 649457432), (4, 324728716), (8, 162364358), (13, 99916528), (16, 81182179), (26, 49958264), (52, 24979132), (104, 12489566), (208, 6244783), (379, 3427216), (758, 1713608), (1516, 856804), (3032, 428402), (4927, 263632), (6064, 214201), (9854, 131816), (16477, 78832), (19708, 65908), (32954, 39416)]