40816251

素因数分解:

$3^3\times 7^1\times {\mathrm{215959}}^1$

素因数の和:215975

約数の個数: 16

約数和(自身を含む): 69107200

約数和(自身を除く): 28290949

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 215959, 647877, 1511713, 1943631, 4535139, 5830893, 13605417, 40816251]

約数ペア:

[(1, 40816251), (3, 13605417), (7, 5830893), (9, 4535139), (21, 1943631), (27, 1511713), (63, 647877), (189, 215959)]