40977171

素因数分解:

$3^4\times {\mathrm{521}}^1\times {\mathrm{971}}^1$

素因数の和:1504

約数の個数: 20

約数和(自身を含む): 61393464

約数和(自身を除く): 20416293

約数列:

[1, 3, 9, 27, 81, 521, 971, 1563, 2913, 4689, 8739, 14067, 26217, 42201, 78651, 505891, 1517673, 4553019, 13659057, 40977171]

約数ペア:

[(1, 40977171), (3, 13659057), (9, 4553019), (27, 1517673), (81, 505891), (521, 78651), (971, 42201), (1563, 26217), (2913, 14067), (4689, 8739)]