2653965

素因数分解:

$3^4\times 5^1\times {\mathrm{6553}}^1$

素因数の和:6570

約数の個数: 20

約数和(自身を含む): 4758204

約数和(自身を除く): 2104239

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6553, 19659, 32765, 58977, 98295, 176931, 294885, 530793, 884655, 2653965]

約数ペア:

[(1, 2653965), (3, 884655), (5, 530793), (9, 294885), (15, 176931), (27, 98295), (45, 58977), (81, 32765), (135, 19659), (405, 6553)]