31259559

素因数分解:

$3^1\times {\mathrm{47}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 43876080

約数和(自身を除く): 12616521

約数列:

[1, 3, 47, 53, 89, 141, 159, 267, 2209, 2491, 4183, 4717, 6627, 7473, 12549, 14151, 117077, 196601, 221699, 351231, 589803, 665097, 10419853, 31259559]

約数ペア:

[(1, 31259559), (3, 10419853), (47, 665097), (53, 589803), (89, 351231), (141, 221699), (159, 196601), (267, 117077), (2209, 14151), (2491, 12549), (4183, 7473), (4717, 6627)]