42097725

素因数分解:

$3^4\times 5^2\times {\mathrm{20789}}^1$

素因数の和:20811

約数の個数: 30

約数和(自身を含む): 77983290

約数和(自身を除く): 35885565

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 20789, 62367, 103945, 187101, 311835, 519725, 561303, 935505, 1559175, 1683909, 2806515, 4677525, 8419545, 14032575, 42097725]

約数ペア:

[(1, 42097725), (3, 14032575), (5, 8419545), (9, 4677525), (15, 2806515), (25, 1683909), (27, 1559175), (45, 935505), (75, 561303), (81, 519725), (135, 311835), (225, 187101), (405, 103945), (675, 62367), (2025, 20789)]