129123729

素因数分解:

$3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{9029}}^1$

素因数の和:9269

約数の個数: 24

約数和(自身を含む): 214119360

約数和(自身を除く): 84995631

約数列:

[1, 3, 7, 9, 21, 63, 227, 681, 1589, 2043, 4767, 9029, 14301, 27087, 63203, 81261, 189609, 568827, 2049583, 6148749, 14347081, 18446247, 43041243, 129123729]

約数ペア:

[(1, 129123729), (3, 43041243), (7, 18446247), (9, 14347081), (21, 6148749), (63, 2049583), (227, 568827), (681, 189609), (1589, 81261), (2043, 63203), (4767, 27087), (9029, 14301)]