40264623

素因数分解:

$3^2\times 7^2\times {\mathrm{91303}}^1$

素因数の和:91323

約数の個数: 18

約数和(自身を含む): 67656264

約数和(自身を除く): 27391641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 91303, 273909, 639121, 821727, 1917363, 4473847, 5752089, 13421541, 40264623]

約数ペア:

[(1, 40264623), (3, 13421541), (7, 5752089), (9, 4473847), (21, 1917363), (49, 821727), (63, 639121), (147, 273909), (441, 91303)]