39956721

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{40483}}^1$

素因数の和:40540

約数の個数: 16

約数和(自身を含む): 62183424

約数和(自身を除く): 22226703

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 40483, 121449, 283381, 850143, 1902701, 5708103, 13318907, 39956721]

約数ペア:

[(1, 39956721), (3, 13318907), (7, 5708103), (21, 1902701), (47, 850143), (141, 283381), (329, 121449), (987, 40483)]