71581725

素因数分解:

$3^5\times 5^2\times {\mathrm{11783}}^1$

素因数の和:11808

約数の個数: 36

約数和(自身を含む): 132970656

約数和(自身を除く): 61388931

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 2025, 6075, 11783, 35349, 58915, 106047, 176745, 294575, 318141, 530235, 883725, 954423, 1590705, 2651175, 2863269, 4772115, 7953525, 14316345, 23860575, 71581725]

約数ペア:

[(1, 71581725), (3, 23860575), (5, 14316345), (9, 7953525), (15, 4772115), (25, 2863269), (27, 2651175), (45, 1590705), (75, 954423), (81, 883725), (135, 530235), (225, 318141), (243, 294575), (405, 176745), (675, 106047), (1215, 58915), (2025, 35349), (6075, 11783)]