40421277

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1997}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 63272664

約数和(自身を除く): 22851387

約数列:

[1, 3, 9, 13, 39, 117, 173, 519, 1557, 1997, 2249, 5991, 6747, 17973, 20241, 25961, 77883, 233649, 345481, 1036443, 3109329, 4491253, 13473759, 40421277]

約数ペア:

[(1, 40421277), (3, 13473759), (9, 4491253), (13, 3109329), (39, 1036443), (117, 345481), (173, 233649), (519, 77883), (1557, 25961), (1997, 20241), (2249, 17973), (5991, 6747)]