161587986

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{78517}}^1$

素因数の和:78543

約数の個数: 32

約数和(自身を含む): 376886400

約数和(自身を除く): 215298414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 78517, 157034, 235551, 471102, 549619, 1099238, 1648857, 3297714, 3847333, 7694666, 11541999, 23083998, 26931331, 53862662, 80793993, 161587986]

約数ペア:

[(1, 161587986), (2, 80793993), (3, 53862662), (6, 26931331), (7, 23083998), (14, 11541999), (21, 7694666), (42, 3847333), (49, 3297714), (98, 1648857), (147, 1099238), (294, 549619), (343, 471102), (686, 235551), (1029, 157034), (2058, 78517)]