8080605

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 15899520

約数和(自身を除く): 7818915

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 727, 741, 855, 1235, 2181, 2223, 3635, 3705, 6543, 9451, 10905, 11115, 13813, 28353, 32715, 41439, 47255, 69065, 85059, 124317, 141765, 179569, 207195, 425295, 538707, 621585, 897845, 1616121, 2693535, 8080605]

約数ペア:

[(1, 8080605), (3, 2693535), (5, 1616121), (9, 897845), (13, 621585), (15, 538707), (19, 425295), (39, 207195), (45, 179569), (57, 141765), (65, 124317), (95, 85059), (117, 69065), (171, 47255), (195, 41439), (247, 32715), (285, 28353), (585, 13813), (727, 11115), (741, 10905), (855, 9451), (1235, 6543), (2181, 3705), (2223, 3635)]