87787895

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{4517}}^1$

素因数の和:4571

約数の個数: 24

約数和(自身を含む): 119058336

約数和(自身を除く): 31270441

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 1495, 3887, 4517, 19435, 22585, 58721, 103891, 293605, 519455, 763373, 1350583, 3816865, 6752915, 17557579, 87787895]

約数ペア:

[(1, 87787895), (5, 17557579), (13, 6752915), (23, 3816865), (65, 1350583), (115, 763373), (169, 519455), (299, 293605), (845, 103891), (1495, 58721), (3887, 22585), (4517, 19435)]