15421779

素因数分解:

$3^3\times {\mathrm{211}}^1\times {\mathrm{2707}}^1$

素因数の和:2927

約数の個数: 16

約数和(自身を含む): 22963840

約数和(自身を除く): 7542061

約数列:

[1, 3, 9, 27, 211, 633, 1899, 2707, 5697, 8121, 24363, 73089, 571177, 1713531, 5140593, 15421779]

約数ペア:

[(1, 15421779), (3, 5140593), (9, 1713531), (27, 571177), (211, 73089), (633, 24363), (1899, 8121), (2707, 5697)]