40808529

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{3967}}^1$

素因数の和:4106

約数の個数: 20

約数和(自身を含む): 61456384

約数和(自身を除く): 20647855

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 3967, 10287, 11901, 35703, 107109, 321327, 503809, 1511427, 4534281, 13602843, 40808529]

約数ペア:

[(1, 40808529), (3, 13602843), (9, 4534281), (27, 1511427), (81, 503809), (127, 321327), (381, 107109), (1143, 35703), (3429, 11901), (3967, 10287)]