40129509

素因数分解:

$3^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{5507}}^1$

素因数の和:5864

約数の個数: 16

約数和(自身を含む): 61337088

約数和(自身を除く): 21207579

約数列:

[1, 3, 7, 21, 347, 1041, 2429, 5507, 7287, 16521, 38549, 115647, 1910929, 5732787, 13376503, 40129509]

約数ペア:

[(1, 40129509), (3, 13376503), (7, 5732787), (21, 1910929), (347, 115647), (1041, 38549), (2429, 16521), (5507, 7287)]