31192479

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 17191521

約数列:

[1, 3, 9, 27, 31, 83, 93, 249, 279, 449, 747, 837, 1347, 2241, 2573, 4041, 7719, 12123, 13919, 23157, 37267, 41757, 69471, 111801, 125271, 335403, 375813, 1006209, 1155277, 3465831, 10397493, 31192479]

約数ペア:

[(1, 31192479), (3, 10397493), (9, 3465831), (27, 1155277), (31, 1006209), (83, 375813), (93, 335403), (249, 125271), (279, 111801), (449, 69471), (747, 41757), (837, 37267), (1347, 23157), (2241, 13919), (2573, 12123), (4041, 7719)]