31107843

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5657}}^1$

素因数の和:5723

約数の個数: 24

約数和(自身を含む): 49428288

約数和(自身を除く): 18320445

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 5499, 5657, 16971, 50913, 73541, 220623, 265879, 661869, 797637, 2392911, 3456427, 10369281, 31107843]

約数ペア:

[(1, 31107843), (3, 10369281), (9, 3456427), (13, 2392911), (39, 797637), (47, 661869), (117, 265879), (141, 220623), (423, 73541), (611, 50913), (1833, 16971), (5499, 5657)]