138423573

素因数分解:

$3^4\times {\mathrm{463}}^1\times {\mathrm{3691}}^1$

素因数の和:4166

約数の個数: 20

約数和(自身を含む): 207283648

約数和(自身を除く): 68860075

約数列:

[1, 3, 9, 27, 81, 463, 1389, 3691, 4167, 11073, 12501, 33219, 37503, 99657, 298971, 1708933, 5126799, 15380397, 46141191, 138423573]

約数ペア:

[(1, 138423573), (3, 46141191), (9, 15380397), (27, 5126799), (81, 1708933), (463, 298971), (1389, 99657), (3691, 37503), (4167, 33219), (11073, 12501)]