31887187

素因数分解:

${\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 34452000

約数和(自身を除く): 2564813

約数列:

[1, 19, 89, 109, 173, 1691, 2071, 3287, 9701, 15397, 18857, 184319, 292543, 358283, 1678273, 31887187]

約数ペア:

[(1, 31887187), (19, 1678273), (89, 358283), (109, 292543), (173, 184319), (1691, 18857), (2071, 15397), (3287, 9701)]