81558555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{32173}}^1$

素因数の和:32207

約数の個数: 24

約数和(自身を含む): 141308208

約数和(自身を除く): 59749653

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 32173, 96519, 160865, 418249, 482595, 1254747, 2091245, 5437237, 6273735, 16311711, 27186185, 81558555]

約数ペア:

[(1, 81558555), (3, 27186185), (5, 16311711), (13, 6273735), (15, 5437237), (39, 2091245), (65, 1254747), (169, 482595), (195, 418249), (507, 160865), (845, 96519), (2535, 32173)]