81889665

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{38177}}^1$

素因数の和:38209

約数の個数: 32

約数和(自身を含む): 153933696

約数和(自身を除く): 72044031

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 38177, 114531, 190885, 419947, 496301, 572655, 1259841, 1488903, 2099735, 2481505, 5459311, 6299205, 7444515, 16377933, 27296555, 81889665]

約数ペア:

[(1, 81889665), (3, 27296555), (5, 16377933), (11, 7444515), (13, 6299205), (15, 5459311), (33, 2481505), (39, 2099735), (55, 1488903), (65, 1259841), (143, 572655), (165, 496301), (195, 419947), (429, 190885), (715, 114531), (2145, 38177)]