31490355

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{967}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 54641664

約数和(自身を除く): 23151309

約数列:

[1, 3, 5, 13, 15, 39, 65, 167, 195, 501, 835, 967, 2171, 2505, 2901, 4835, 6513, 10855, 12571, 14505, 32565, 37713, 62855, 161489, 188565, 484467, 807445, 2099357, 2422335, 6298071, 10496785, 31490355]

約数ペア:

[(1, 31490355), (3, 10496785), (5, 6298071), (13, 2422335), (15, 2099357), (39, 807445), (65, 484467), (167, 188565), (195, 161489), (501, 62855), (835, 37713), (967, 32565), (2171, 14505), (2505, 12571), (2901, 10855), (4835, 6513)]