12999968

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1039}}^1$

素因数の和:1089

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 15304672

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 68, 92, 136, 184, 272, 368, 391, 544, 736, 782, 1039, 1564, 2078, 3128, 4156, 6256, 8312, 12512, 16624, 17663, 23897, 33248, 35326, 47794, 70652, 95588, 141304, 191176, 282608, 382352, 406249, 565216, 764704, 812498, 1624996, 3249992, 6499984, 12999968]

約数ペア:

[(1, 12999968), (2, 6499984), (4, 3249992), (8, 1624996), (16, 812498), (17, 764704), (23, 565216), (32, 406249), (34, 382352), (46, 282608), (68, 191176), (92, 141304), (136, 95588), (184, 70652), (272, 47794), (368, 35326), (391, 33248), (544, 23897), (736, 17663), (782, 16624), (1039, 12512), (1564, 8312), (2078, 6256), (3128, 4156)]