861259204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{25057}}^1$

素因数の和:25735

約数の個数: 24

約数和(自身を含む): 1625662808

約数和(自身を除く): 764403604

約数列:

[1, 2, 4, 13, 26, 52, 661, 1322, 2644, 8593, 17186, 25057, 34372, 50114, 100228, 325741, 651482, 1302964, 16562677, 33125354, 66250708, 215314801, 430629602, 861259204]

約数ペア:

[(1, 861259204), (2, 430629602), (4, 215314801), (13, 66250708), (26, 33125354), (52, 16562677), (661, 1302964), (1322, 651482), (2644, 325741), (8593, 100228), (17186, 50114), (25057, 34372)]