40905567

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{2113}}^1$

素因数の和:2364

約数の個数: 20

約数和(自身を含む): 61390560

約数和(自身を除く): 20484993

約数列:

[1, 3, 9, 27, 81, 239, 717, 2113, 2151, 6339, 6453, 19017, 19359, 57051, 171153, 505007, 1515021, 4545063, 13635189, 40905567]

約数ペア:

[(1, 40905567), (3, 13635189), (9, 4545063), (27, 1515021), (81, 505007), (239, 171153), (717, 57051), (2113, 19359), (2151, 19017), (6339, 6453)]