31311729

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{937}}^1$

素因数の和:1069

約数の個数: 24

約数和(自身を含む): 46824960

約数和(自身を除く): 15513231

約数列:

[1, 3, 9, 47, 79, 141, 237, 423, 711, 937, 2811, 3713, 8433, 11139, 33417, 44039, 74023, 132117, 222069, 396351, 666207, 3479081, 10437243, 31311729]

約数ペア:

[(1, 31311729), (3, 10437243), (9, 3479081), (47, 666207), (79, 396351), (141, 222069), (237, 132117), (423, 74023), (711, 44039), (937, 33417), (2811, 11139), (3713, 8433)]