139820008

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 265845960

約数和(自身を除く): 126025952

約数列:

[1, 2, 4, 8, 137, 193, 274, 386, 548, 661, 772, 1096, 1322, 1544, 2644, 5288, 26441, 52882, 90557, 105764, 127573, 181114, 211528, 255146, 362228, 510292, 724456, 1020584, 17477501, 34955002, 69910004, 139820008]

約数ペア:

[(1, 139820008), (2, 69910004), (4, 34955002), (8, 17477501), (137, 1020584), (193, 724456), (274, 510292), (386, 362228), (548, 255146), (661, 211528), (772, 181114), (1096, 127573), (1322, 105764), (1544, 90557), (2644, 52882), (5288, 26441)]