247488525

素因数分解:

$3^2\times 5^2\times {\mathrm{509}}^1\times {\mathrm{2161}}^1$

素因数の和:2686

約数の個数: 36

約数和(自身を含む): 444355860

約数和(自身を除く): 196867335

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 509, 1527, 2161, 2545, 4581, 6483, 7635, 10805, 12725, 19449, 22905, 32415, 38175, 54025, 97245, 114525, 162075, 486225, 1099949, 3299847, 5499745, 9899541, 16499235, 27498725, 49497705, 82496175, 247488525]

約数ペア:

[(1, 247488525), (3, 82496175), (5, 49497705), (9, 27498725), (15, 16499235), (25, 9899541), (45, 5499745), (75, 3299847), (225, 1099949), (509, 486225), (1527, 162075), (2161, 114525), (2545, 97245), (4581, 54025), (6483, 38175), (7635, 32415), (10805, 22905), (12725, 19449)]