13891108

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 32749920

約数和(自身を除く): 18858812

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 119, 154, 187, 196, 238, 308, 374, 379, 476, 539, 748, 758, 833, 1078, 1309, 1516, 1666, 2156, 2618, 2653, 3332, 4169, 5236, 5306, 6443, 8338, 9163, 10612, 12886, 16676, 18326, 18571, 25772, 29183, 36652, 37142, 45101, 58366, 70873, 74284, 90202, 116732, 141746, 180404, 204281, 283492, 315707, 408562, 496111, 631414, 817124, 992222, 1262828, 1984444, 3472777, 6945554, 13891108]

約数ペア:

[(1, 13891108), (2, 6945554), (4, 3472777), (7, 1984444), (11, 1262828), (14, 992222), (17, 817124), (22, 631414), (28, 496111), (34, 408562), (44, 315707), (49, 283492), (68, 204281), (77, 180404), (98, 141746), (119, 116732), (154, 90202), (187, 74284), (196, 70873), (238, 58366), (308, 45101), (374, 37142), (379, 36652), (476, 29183), (539, 25772), (748, 18571), (758, 18326), (833, 16676), (1078, 12886), (1309, 10612), (1516, 9163), (1666, 8338), (2156, 6443), (2618, 5306), (2653, 5236), (3332, 4169)]