13166385

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 21859200

約数和(自身を除く): 8692815

約数列:

[1, 3, 5, 15, 43, 129, 137, 149, 215, 411, 447, 645, 685, 745, 2055, 2235, 5891, 6407, 17673, 19221, 20413, 29455, 32035, 61239, 88365, 96105, 102065, 306195, 877759, 2633277, 4388795, 13166385]

約数ペア:

[(1, 13166385), (3, 4388795), (5, 2633277), (15, 877759), (43, 306195), (129, 102065), (137, 96105), (149, 88365), (215, 61239), (411, 32035), (447, 29455), (645, 20413), (685, 19221), (745, 17673), (2055, 6407), (2235, 5891)]