156930371997

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{56187029}}^1$

素因数の和:56187065

約数の個数: 24

約数和(自身を含む): 256212856800

約数和(自身を除く): 99282484803

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 56187029, 168561087, 393309203, 1067553551, 1179927609, 2753164421, 3202660653, 7472874857, 8259493263, 22418624571, 52310123999, 156930371997]

約数ペア:

[(1, 156930371997), (3, 52310123999), (7, 22418624571), (19, 8259493263), (21, 7472874857), (49, 3202660653), (57, 2753164421), (133, 1179927609), (147, 1067553551), (399, 393309203), (931, 168561087), (2793, 56187029)]