129720268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{9041}}^1$

素因数の和:9273

約数の個数: 24

約数和(自身を含む): 241529904

約数和(自身を除く): 111809636

約数列:

[1, 2, 4, 17, 34, 68, 211, 422, 844, 3587, 7174, 9041, 14348, 18082, 36164, 153697, 307394, 614788, 1907651, 3815302, 7630604, 32430067, 64860134, 129720268]

約数ペア:

[(1, 129720268), (2, 64860134), (4, 32430067), (17, 7630604), (34, 3815302), (68, 1907651), (211, 614788), (422, 307394), (844, 153697), (3587, 36164), (7174, 18082), (9041, 14348)]