205013788

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{941}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 425392128

約数和(自身を除く): 220378340

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 251, 434, 502, 868, 941, 1004, 1757, 1882, 3514, 3764, 6587, 7028, 7781, 13174, 15562, 26348, 29171, 31124, 54467, 58342, 108934, 116684, 204197, 217868, 236191, 408394, 472382, 816788, 944764, 1653337, 3306674, 6613348, 7321921, 14643842, 29287684, 51253447, 102506894, 205013788]

約数ペア:

[(1, 205013788), (2, 102506894), (4, 51253447), (7, 29287684), (14, 14643842), (28, 7321921), (31, 6613348), (62, 3306674), (124, 1653337), (217, 944764), (251, 816788), (434, 472382), (502, 408394), (868, 236191), (941, 217868), (1004, 204197), (1757, 116684), (1882, 108934), (3514, 58342), (3764, 54467), (6587, 31124), (7028, 29171), (7781, 26348), (13174, 15562)]