25645329

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 40

約数和(自身を含む): 40462400

約数和(自身を除く): 14817071

約数列:

[1, 3, 9, 27, 37, 43, 81, 111, 129, 199, 333, 387, 597, 999, 1161, 1591, 1791, 2997, 3483, 4773, 5373, 7363, 8557, 14319, 16119, 22089, 25671, 42957, 66267, 77013, 128871, 198801, 231039, 316609, 596403, 693117, 949827, 2849481, 8548443, 25645329]

約数ペア:

[(1, 25645329), (3, 8548443), (9, 2849481), (27, 949827), (37, 693117), (43, 596403), (81, 316609), (111, 231039), (129, 198801), (199, 128871), (333, 77013), (387, 66267), (597, 42957), (999, 25671), (1161, 22089), (1591, 16119), (1791, 14319), (2997, 8557), (3483, 7363), (4773, 5373)]