1277157904

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{659689}}^1$

素因数の和:659719

約数の個数: 30

約数和(自身を含む): 2719901870

約数和(自身を除く): 1442743966

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 659689, 1319378, 2638756, 5277512, 7256579, 10555024, 14513158, 29026316, 58052632, 79822369, 116105264, 159644738, 319289476, 638578952, 1277157904]

約数ペア:

[(1, 1277157904), (2, 638578952), (4, 319289476), (8, 159644738), (11, 116105264), (16, 79822369), (22, 58052632), (44, 29026316), (88, 14513158), (121, 10555024), (176, 7256579), (242, 5277512), (484, 2638756), (968, 1319378), (1936, 659689)]