158991714

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{420613}}^1$

素因数の和:420631

約数の個数: 32

約数和(自身を含む): 403789440

約数和(自身を除く): 244797726

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 420613, 841226, 1261839, 2523678, 2944291, 3785517, 5888582, 7571034, 8832873, 11356551, 17665746, 22713102, 26498619, 52997238, 79495857, 158991714]

約数ペア:

[(1, 158991714), (2, 79495857), (3, 52997238), (6, 26498619), (7, 22713102), (9, 17665746), (14, 11356551), (18, 8832873), (21, 7571034), (27, 5888582), (42, 3785517), (54, 2944291), (63, 2523678), (126, 1261839), (189, 841226), (378, 420613)]