9901185

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 19425600

約数和(自身を除く): 9524415

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 709, 735, 931, 1995, 2127, 2793, 3545, 4655, 4963, 10635, 13471, 13965, 14889, 24815, 34741, 40413, 67355, 74445, 94297, 104223, 173705, 202065, 282891, 471485, 521115, 660079, 1414455, 1980237, 3300395, 9901185]

約数ペア:

[(1, 9901185), (3, 3300395), (5, 1980237), (7, 1414455), (15, 660079), (19, 521115), (21, 471485), (35, 282891), (49, 202065), (57, 173705), (95, 104223), (105, 94297), (133, 74445), (147, 67355), (245, 40413), (285, 34741), (399, 24815), (665, 14889), (709, 13965), (735, 13471), (931, 10635), (1995, 4963), (2127, 4655), (2793, 3545)]