39901491

素因数分解:

$3^4\times 7^1\times {\mathrm{70373}}^1$

素因数の和:70392

約数の個数: 20

約数和(自身を含む): 68122032

約数和(自身を除く): 28220541

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 70373, 211119, 492611, 633357, 1477833, 1900071, 4433499, 5700213, 13300497, 39901491]

約数ペア:

[(1, 39901491), (3, 13300497), (7, 5700213), (9, 4433499), (21, 1900071), (27, 1477833), (63, 633357), (81, 492611), (189, 211119), (567, 70373)]