3888315

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1299

約数の個数: 24

約数和(自身を含む): 6840288

約数和(自身を除く): 2951973

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 1217, 3195, 3651, 6085, 10953, 18255, 54765, 86407, 259221, 432035, 777663, 1296105, 3888315]

約数ペア:

[(1, 3888315), (3, 1296105), (5, 777663), (9, 432035), (15, 259221), (45, 86407), (71, 54765), (213, 18255), (355, 10953), (639, 6085), (1065, 3651), (1217, 3195)]