128885175

素因数分解:

$3^4\times 5^2\times {\mathrm{63647}}^1$

素因数の和:63669

約数の個数: 30

約数和(自身を含む): 238743648

約数和(自身を除く): 109858473

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 63647, 190941, 318235, 572823, 954705, 1591175, 1718469, 2864115, 4773525, 5155407, 8592345, 14320575, 25777035, 42961725, 128885175]

約数ペア:

[(1, 128885175), (3, 42961725), (5, 25777035), (9, 14320575), (15, 8592345), (25, 5155407), (27, 4773525), (45, 2864115), (75, 1718469), (81, 1591175), (135, 954705), (225, 572823), (405, 318235), (675, 190941), (2025, 63647)]