399291208799

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{617}}^1\times {\mathrm{3083}}^1$

素因数の和:4055

約数の個数: 32

約数和(自身を含む): 462541971456

約数和(自身を除く): 63250762657

約数列:

[1, 7, 157, 191, 617, 1099, 1337, 3083, 4319, 21581, 29987, 96869, 117847, 209909, 484031, 588853, 678083, 824929, 1902211, 3388217, 4121971, 13315477, 18501979, 92449921, 129513853, 298647127, 363322301, 647149447, 2090529889, 2543256107, 57041601257, 399291208799]

約数ペア:

[(1, 399291208799), (7, 57041601257), (157, 2543256107), (191, 2090529889), (617, 647149447), (1099, 363322301), (1337, 298647127), (3083, 129513853), (4319, 92449921), (21581, 18501979), (29987, 13315477), (96869, 4121971), (117847, 3388217), (209909, 1902211), (484031, 824929), (588853, 678083)]