78974138

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{2579}}^1$

素因数の和:2893

約数の個数: 16

約数和(自身を含む): 120929760

約数和(自身を除く): 41955622

約数列:

[1, 2, 61, 122, 251, 502, 2579, 5158, 15311, 30622, 157319, 314638, 647329, 1294658, 39487069, 78974138]

約数ペア:

[(1, 78974138), (2, 39487069), (61, 1294658), (122, 647329), (251, 314638), (502, 157319), (2579, 30622), (5158, 15311)]