40748589

素因数分解:

$3^4\times 7^1\times {\mathrm{71867}}^1$

素因数の和:71886

約数の個数: 20

約数和(自身を含む): 69568224

約数和(自身を除く): 28819635

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 71867, 215601, 503069, 646803, 1509207, 1940409, 4527621, 5821227, 13582863, 40748589]

約数ペア:

[(1, 40748589), (3, 13582863), (7, 5821227), (9, 4527621), (21, 1940409), (27, 1509207), (63, 646803), (81, 503069), (189, 215601), (567, 71867)]