40397409

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1789}}^1$

素因数の和:2001

約数の個数: 24

約数和(自身を含む): 63201320

約数和(自身を除く): 22803911

約数列:

[1, 3, 9, 13, 39, 117, 193, 579, 1737, 1789, 2509, 5367, 7527, 16101, 22581, 23257, 69771, 209313, 345277, 1035831, 3107493, 4488601, 13465803, 40397409]

約数ペア:

[(1, 40397409), (3, 13465803), (9, 4488601), (13, 3107493), (39, 1035831), (117, 345277), (193, 209313), (579, 69771), (1737, 23257), (1789, 22581), (2509, 16101), (5367, 7527)]