27879525

素因数分解:

$3^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 51841920

約数和(自身を除く): 23962395

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 103, 135, 225, 309, 401, 515, 675, 927, 1203, 1545, 2005, 2575, 2781, 3609, 4635, 6015, 7725, 10025, 10827, 13905, 18045, 23175, 30075, 41303, 54135, 69525, 90225, 123909, 206515, 270675, 371727, 619545, 1032575, 1115181, 1858635, 3097725, 5575905, 9293175, 27879525]

約数ペア:

[(1, 27879525), (3, 9293175), (5, 5575905), (9, 3097725), (15, 1858635), (25, 1115181), (27, 1032575), (45, 619545), (75, 371727), (103, 270675), (135, 206515), (225, 123909), (309, 90225), (401, 69525), (515, 54135), (675, 41303), (927, 30075), (1203, 23175), (1545, 18045), (2005, 13905), (2575, 10827), (2781, 10025), (3609, 7725), (4635, 6015)]