40887651

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67139}}^1$

素因数の和:67178

約数の個数: 16

約数和(自身を含む): 64454400

約数和(自身を除く): 23566749

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 67139, 201417, 469973, 1409919, 1947031, 5841093, 13629217, 40887651]

約数ペア:

[(1, 40887651), (3, 13629217), (7, 5841093), (21, 1947031), (29, 1409919), (87, 469973), (203, 201417), (609, 67139)]