13920915

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3023}}^1$

素因数の和:3338

約数の個数: 16

約数和(自身を含む): 22353408

約数和(自身を除く): 8432493

約数列:

[1, 3, 5, 15, 307, 921, 1535, 3023, 4605, 9069, 15115, 45345, 928061, 2784183, 4640305, 13920915]

約数ペア:

[(1, 13920915), (3, 4640305), (5, 2784183), (15, 928061), (307, 45345), (921, 15115), (1535, 9069), (3023, 4605)]