40874913

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1485

約数の個数: 24

約数和(自身を含む): 61191936

約数和(自身を除く): 20317023

約数列:

[1, 3, 9, 47, 71, 141, 213, 423, 639, 1361, 3337, 4083, 10011, 12249, 30033, 63967, 96631, 191901, 289893, 575703, 869679, 4541657, 13624971, 40874913]

約数ペア:

[(1, 40874913), (3, 13624971), (9, 4541657), (47, 869679), (71, 575703), (141, 289893), (213, 191901), (423, 96631), (639, 63967), (1361, 30033), (3337, 12249), (4083, 10011)]