15945993

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1993}}^1$

素因数の和:2133

約数の個数: 24

約数和(自身を含む): 26544128

約数和(自身を除く): 10598135

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 1993, 2667, 5979, 8001, 13951, 17937, 41853, 125559, 253111, 759333, 1771777, 2277999, 5315331, 15945993]

約数ペア:

[(1, 15945993), (3, 5315331), (7, 2277999), (9, 1771777), (21, 759333), (63, 253111), (127, 125559), (381, 41853), (889, 17937), (1143, 13951), (1993, 8001), (2667, 5979)]