1247678734

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{35339}}^1$

素因数の和:35607

約数の個数: 16

約数和(自身を含む): 1899878400

約数和(自身を除く): 652199666

約数列:

[1, 2, 127, 139, 254, 278, 17653, 35306, 35339, 70678, 4488053, 4912121, 8976106, 9824242, 623839367, 1247678734]

約数ペア:

[(1, 1247678734), (2, 623839367), (127, 9824242), (139, 8976106), (254, 4912121), (278, 4488053), (17653, 70678), (35306, 35339)]