31881369

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{17393}}^1$

素因数の和:17456

約数の個数: 16

約数和(自身を含む): 46755072

約数和(自身を除く): 14873703

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 17393, 52179, 226109, 678327, 817471, 2452413, 10627123, 31881369]

約数ペア:

[(1, 31881369), (3, 10627123), (13, 2452413), (39, 817471), (47, 678327), (141, 226109), (611, 52179), (1833, 17393)]