408023938

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{1871}}^1$

素因数の和:2338

約数の個数: 32

約数和(自身を含む): 720465408

約数和(自身を除く): 312441470

約数列:

[1, 2, 7, 14, 37, 74, 259, 421, 518, 842, 1871, 2947, 3742, 5894, 13097, 15577, 26194, 31154, 69227, 109039, 138454, 218078, 484589, 787691, 969178, 1575382, 5513837, 11027674, 29144567, 58289134, 204011969, 408023938]

約数ペア:

[(1, 408023938), (2, 204011969), (7, 58289134), (14, 29144567), (37, 11027674), (74, 5513837), (259, 1575382), (421, 969178), (518, 787691), (842, 484589), (1871, 218078), (2947, 138454), (3742, 109039), (5894, 69227), (13097, 31154), (15577, 26194)]