40475943

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{11621}}^1$

素因数の和:11676

約数の個数: 20

約数和(自身を含む): 61875528

約数和(自身を除く): 21399585

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 11621, 34863, 104589, 313767, 499703, 941301, 1499109, 4497327, 13491981, 40475943]

約数ペア:

[(1, 40475943), (3, 13491981), (9, 4497327), (27, 1499109), (43, 941301), (81, 499703), (129, 313767), (387, 104589), (1161, 34863), (3483, 11621)]