1222695

素因数分解:

$3^4\times 5^1\times {\mathrm{3019}}^1$

素因数の和:3036

約数の個数: 20

約数和(自身を含む): 2192520

約数和(自身を除く): 969825

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3019, 9057, 15095, 27171, 45285, 81513, 135855, 244539, 407565, 1222695]

約数ペア:

[(1, 1222695), (3, 407565), (5, 244539), (9, 135855), (15, 81513), (27, 45285), (45, 27171), (81, 15095), (135, 9057), (405, 3019)]