405787415

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{8081}}^1$

素因数の和:8191

約数の個数: 24

約数和(自身を含む): 541752624

約数和(自身を除く): 135965209

約数列:

[1, 5, 11, 55, 83, 121, 415, 605, 913, 4565, 8081, 10043, 40405, 50215, 88891, 444455, 670723, 977801, 3353615, 4889005, 7377953, 36889765, 81157483, 405787415]

約数ペア:

[(1, 405787415), (5, 81157483), (11, 36889765), (55, 7377953), (83, 4889005), (121, 3353615), (415, 977801), (605, 670723), (913, 444455), (4565, 88891), (8081, 50215), (10043, 40405)]