1566720272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{443077}}^1$

素因数の和:443115

約数の個数: 40

約数和(自身を含む): 3461325336

約数和(自身を除く): 1894605064

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 443077, 886154, 1772308, 3544616, 5760001, 7089232, 7532309, 11520002, 15064618, 23040004, 30129236, 46080008, 60258472, 92160016, 97920017, 120516944, 195840034, 391680068, 783360136, 1566720272]

約数ペア:

[(1, 1566720272), (2, 783360136), (4, 391680068), (8, 195840034), (13, 120516944), (16, 97920017), (17, 92160016), (26, 60258472), (34, 46080008), (52, 30129236), (68, 23040004), (104, 15064618), (136, 11520002), (208, 7532309), (221, 7089232), (272, 5760001), (442, 3544616), (884, 1772308), (1768, 886154), (3536, 443077)]