28141489

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 31380480

約数和(自身を除く): 3238991

約数列:

[1, 19, 23, 71, 437, 907, 1349, 1633, 17233, 20861, 31027, 64397, 396359, 1223543, 1481131, 28141489]

約数ペア:

[(1, 28141489), (19, 1481131), (23, 1223543), (71, 396359), (437, 64397), (907, 31027), (1349, 20861), (1633, 17233)]