156714021

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:631

約数の個数: 40

約数和(自身を含む): 243936000

約数和(自身を除く): 87221979

約数列:

[1, 3, 9, 27, 31, 81, 93, 139, 279, 417, 449, 837, 1251, 1347, 2511, 3753, 4041, 4309, 11259, 12123, 12927, 13919, 36369, 38781, 41757, 62411, 116343, 125271, 187233, 349029, 375813, 561699, 1127439, 1685097, 1934741, 5055291, 5804223, 17412669, 52238007, 156714021]

約数ペア:

[(1, 156714021), (3, 52238007), (9, 17412669), (27, 5804223), (31, 5055291), (81, 1934741), (93, 1685097), (139, 1127439), (279, 561699), (417, 375813), (449, 349029), (837, 187233), (1251, 125271), (1347, 116343), (2511, 62411), (3753, 41757), (4041, 38781), (4309, 36369), (11259, 13919), (12123, 12927)]