3391389

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:442

約数の個数: 20

約数和(自身を含む): 5118300

約数和(自身を除く): 1726911

約数列:

[1, 3, 9, 27, 81, 149, 281, 447, 843, 1341, 2529, 4023, 7587, 12069, 22761, 41869, 125607, 376821, 1130463, 3391389]

約数ペア:

[(1, 3391389), (3, 1130463), (9, 376821), (27, 125607), (81, 41869), (149, 22761), (281, 12069), (447, 7587), (843, 4023), (1341, 2529)]