161251986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{19489}}^1$

素因数の和:19698

約数の個数: 32

約数和(自身を含む): 370465920

約数和(自身を除く): 209213934

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 2758, 4137, 8274, 19489, 38978, 58467, 116934, 136423, 272846, 409269, 818538, 3839333, 7678666, 11517999, 23035998, 26875331, 53750662, 80625993, 161251986]

約数ペア:

[(1, 161251986), (2, 80625993), (3, 53750662), (6, 26875331), (7, 23035998), (14, 11517999), (21, 7678666), (42, 3839333), (197, 818538), (394, 409269), (591, 272846), (1182, 136423), (1379, 116934), (2758, 58467), (4137, 38978), (8274, 19489)]