4321431

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1764

約数の個数: 20

約数和(自身を含む): 6667584

約数和(自身を除く): 2346153

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 1721, 2511, 5163, 15489, 46467, 53351, 139401, 160053, 480159, 1440477, 4321431]

約数ペア:

[(1, 4321431), (3, 1440477), (9, 480159), (27, 160053), (31, 139401), (81, 53351), (93, 46467), (279, 15489), (837, 5163), (1721, 2511)]