128545778

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{35141}}^1$

素因数の和:35233

約数の個数: 16

約数和(自身を含む): 202417920

約数和(自身を除く): 73872142

約数列:

[1, 2, 31, 59, 62, 118, 1829, 3658, 35141, 70282, 1089371, 2073319, 2178742, 4146638, 64272889, 128545778]

約数ペア:

[(1, 128545778), (2, 64272889), (31, 4146638), (59, 2178742), (62, 2073319), (118, 1089371), (1829, 70282), (3658, 35141)]