61782021

素因数分解:

$3^6\times 7^1\times {\mathrm{12107}}^1$

素因数の和:12132

約数の個数: 28

約数和(自身を含む): 105872352

約数和(自身を除く): 44090331

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 12107, 36321, 84749, 108963, 254247, 326889, 762741, 980667, 2288223, 2942001, 6864669, 8826003, 20594007, 61782021]

約数ペア:

[(1, 61782021), (3, 20594007), (7, 8826003), (9, 6864669), (21, 2942001), (27, 2288223), (63, 980667), (81, 762741), (189, 326889), (243, 254247), (567, 108963), (729, 84749), (1701, 36321), (5103, 12107)]