31313493

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 47779200

約数和(自身を除く): 16465707

約数列:

[1, 3, 9, 27, 83, 89, 157, 249, 267, 471, 747, 801, 1413, 2241, 2403, 4239, 7387, 13031, 13973, 22161, 39093, 41919, 66483, 117279, 125757, 199449, 351837, 377271, 1159759, 3479277, 10437831, 31313493]

約数ペア:

[(1, 31313493), (3, 10437831), (9, 3479277), (27, 1159759), (83, 377271), (89, 351837), (157, 199449), (249, 125757), (267, 117279), (471, 66483), (747, 41919), (801, 39093), (1413, 22161), (2241, 13973), (2403, 13031), (4239, 7387)]