13263909

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{449}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 18216000

約数和(自身を除く): 4952091

約数列:

[1, 3, 43, 129, 229, 449, 687, 1347, 9847, 19307, 29541, 57921, 102821, 308463, 4421303, 13263909]

約数ペア:

[(1, 13263909), (3, 4421303), (43, 308463), (129, 102821), (229, 57921), (449, 29541), (687, 19307), (1347, 9847)]