212898135

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{25759}}^1$

素因数の和:25815

約数の個数: 32

約数和(自身を含む): 370944000

約数和(自身を除く): 158045865

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 285, 435, 551, 1653, 2755, 8265, 25759, 77277, 128795, 386385, 489421, 747011, 1468263, 2241033, 2447105, 3735055, 7341315, 11205165, 14193209, 42579627, 70966045, 212898135]

約数ペア:

[(1, 212898135), (3, 70966045), (5, 42579627), (15, 14193209), (19, 11205165), (29, 7341315), (57, 3735055), (87, 2447105), (95, 2241033), (145, 1468263), (285, 747011), (435, 489421), (551, 386385), (1653, 128795), (2755, 77277), (8265, 25759)]