2655855

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 4792320

約数和(自身を除く): 2136465

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 191, 309, 515, 573, 927, 955, 1545, 1719, 2781, 2865, 4635, 5157, 8595, 13905, 19673, 25785, 59019, 98365, 177057, 295095, 531171, 885285, 2655855]

約数ペア:

[(1, 2655855), (3, 885285), (5, 531171), (9, 295095), (15, 177057), (27, 98365), (45, 59019), (103, 25785), (135, 19673), (191, 13905), (309, 8595), (515, 5157), (573, 4635), (927, 2865), (955, 2781), (1545, 1719)]