40417947

素因数分解:

$3^7\times {\mathrm{18481}}^1$

素因数の和:18502

約数の個数: 16

約数和(自身を含む): 60620960

約数和(自身を除く): 20203013

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 18481, 55443, 166329, 498987, 1496961, 4490883, 13472649, 40417947]

約数ペア:

[(1, 40417947), (3, 13472649), (9, 4490883), (27, 1496961), (81, 498987), (243, 166329), (729, 55443), (2187, 18481)]