201629655

素因数分解:

$3^4\times 5^1\times {\mathrm{497851}}^1$

素因数の和:497868

約数の個数: 20

約数和(自身を含む): 361440552

約数和(自身を除く): 159810897

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 497851, 1493553, 2489255, 4480659, 7467765, 13441977, 22403295, 40325931, 67209885, 201629655]

約数ペア:

[(1, 201629655), (3, 67209885), (5, 40325931), (9, 22403295), (15, 13441977), (27, 7467765), (45, 4480659), (81, 2489255), (135, 1493553), (405, 497851)]