28581905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{5839}}^1$

素因数の和:5944

約数の個数: 16

約数和(自身を含む): 37843200

約数和(自身を除く): 9261295

約数列:

[1, 5, 11, 55, 89, 445, 979, 4895, 5839, 29195, 64229, 321145, 519671, 2598355, 5716381, 28581905]

約数ペア:

[(1, 28581905), (5, 5716381), (11, 2598355), (55, 519671), (89, 321145), (445, 64229), (979, 29195), (4895, 5839)]