15287391

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1607}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 25419264

約数和(自身を除く): 10131873

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 1607, 3171, 4821, 9513, 11249, 14463, 33747, 101241, 242657, 727971, 1698599, 2183913, 5095797, 15287391]

約数ペア:

[(1, 15287391), (3, 5095797), (7, 2183913), (9, 1698599), (21, 727971), (63, 242657), (151, 101241), (453, 33747), (1057, 14463), (1359, 11249), (1607, 9513), (3171, 4821)]