27229905

素因数分解:

$3^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{503}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 48625920

約数和(自身を除く): 21396015

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 401, 503, 1203, 1509, 2005, 2515, 3609, 4527, 6015, 7545, 10827, 13581, 18045, 22635, 54135, 67905, 201703, 605109, 1008515, 1815327, 3025545, 5445981, 9076635, 27229905]

約数ペア:

[(1, 27229905), (3, 9076635), (5, 5445981), (9, 3025545), (15, 1815327), (27, 1008515), (45, 605109), (135, 201703), (401, 67905), (503, 54135), (1203, 22635), (1509, 18045), (2005, 13581), (2515, 10827), (3609, 7545), (4527, 6015)]