247258035

素因数分解:

$3^3\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{1543}}^1$

素因数の和:2744

約数の個数: 32

約数和(自身を含む): 440225280

約数和(自身を除く): 192967245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1187, 1543, 3561, 4629, 5935, 7715, 10683, 13887, 17805, 23145, 32049, 41661, 53415, 69435, 160245, 208305, 1831541, 5494623, 9157705, 16483869, 27473115, 49451607, 82419345, 247258035]

約数ペア:

[(1, 247258035), (3, 82419345), (5, 49451607), (9, 27473115), (15, 16483869), (27, 9157705), (45, 5494623), (135, 1831541), (1187, 208305), (1543, 160245), (3561, 69435), (4629, 53415), (5935, 41661), (7715, 32049), (10683, 23145), (13887, 17805)]