18239175

素因数分解:

$3^4\times 5^2\times {\mathrm{9007}}^1$

素因数の和:9029

約数の個数: 30

約数和(自身を含む): 33789008

約数和(自身を除く): 15549833

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 9007, 27021, 45035, 81063, 135105, 225175, 243189, 405315, 675525, 729567, 1215945, 2026575, 3647835, 6079725, 18239175]

約数ペア:

[(1, 18239175), (3, 6079725), (5, 3647835), (9, 2026575), (15, 1215945), (25, 729567), (27, 675525), (45, 405315), (75, 243189), (81, 225175), (135, 135105), (225, 81063), (405, 45035), (675, 27021), (2025, 9007)]