64909107

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{2957}}^1$

素因数の和:3240

約数の個数: 20

約数和(自身を含む): 97353696

約数和(自身を除く): 32444589

約数列:

[1, 3, 9, 27, 81, 271, 813, 2439, 2957, 7317, 8871, 21951, 26613, 79839, 239517, 801347, 2404041, 7212123, 21636369, 64909107]

約数ペア:

[(1, 64909107), (3, 21636369), (9, 7212123), (27, 2404041), (81, 801347), (271, 239517), (813, 79839), (2439, 26613), (2957, 21951), (7317, 8871)]