12787509

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6029}}^1$

素因数の和:6140

約数の個数: 16

約数和(自身を含む): 19681920

約数和(自身を除く): 6894411

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 6029, 18087, 42203, 126609, 608929, 1826787, 4262503, 12787509]

約数ペア:

[(1, 12787509), (3, 4262503), (7, 1826787), (21, 608929), (101, 126609), (303, 42203), (707, 18087), (2121, 6029)]