40878513

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{38821}}^1$

素因数の和:38846

約数の個数: 20

約数和(自身を含む): 65764468

約数和(自身を除く): 24885955

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 38821, 116463, 349389, 504673, 1048167, 1514019, 3144501, 4542057, 13626171, 40878513]

約数ペア:

[(1, 40878513), (3, 13626171), (9, 4542057), (13, 3144501), (27, 1514019), (39, 1048167), (81, 504673), (117, 349389), (351, 116463), (1053, 38821)]