80489619

素因数分解:

$3^6\times 7^1\times {\mathrm{15773}}^1$

素因数の和:15798

約数の個数: 28

約数和(自身を含む): 137927856

約数和(自身を除く): 57438237

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 15773, 47319, 110411, 141957, 331233, 425871, 993699, 1277613, 2981097, 3832839, 8943291, 11498517, 26829873, 80489619]

約数ペア:

[(1, 80489619), (3, 26829873), (7, 11498517), (9, 8943291), (21, 3832839), (27, 2981097), (63, 1277613), (81, 993699), (189, 425871), (243, 331233), (567, 141957), (729, 110411), (1701, 47319), (5103, 15773)]