128117668

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2203}}^1$

素因数の和:2312

約数の個数: 48

約数和(自身を含む): 268570624

約数和(自身を除く): 140452956

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 67, 124, 134, 217, 268, 434, 469, 868, 938, 1876, 2077, 2203, 4154, 4406, 8308, 8812, 14539, 15421, 29078, 30842, 58156, 61684, 68293, 136586, 147601, 273172, 295202, 478051, 590404, 956102, 1033207, 1912204, 2066414, 4132828, 4575631, 9151262, 18302524, 32029417, 64058834, 128117668]

約数ペア:

[(1, 128117668), (2, 64058834), (4, 32029417), (7, 18302524), (14, 9151262), (28, 4575631), (31, 4132828), (62, 2066414), (67, 1912204), (124, 1033207), (134, 956102), (217, 590404), (268, 478051), (434, 295202), (469, 273172), (868, 147601), (938, 136586), (1876, 68293), (2077, 61684), (2203, 58156), (4154, 30842), (4406, 29078), (8308, 15421), (8812, 14539)]