61389405

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2531}}^1$

素因数の和:2567

約数の個数: 72

約数和(自身を含む): 135087264

約数和(自身を除く): 73697859

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 49, 55, 63, 77, 99, 105, 147, 165, 231, 245, 315, 385, 441, 495, 539, 693, 735, 1155, 1617, 2205, 2531, 2695, 3465, 4851, 7593, 8085, 12655, 17717, 22779, 24255, 27841, 37965, 53151, 83523, 88585, 113895, 124019, 139205, 159453, 194887, 250569, 265755, 372057, 417615, 584661, 620095, 797265, 974435, 1116171, 1252845, 1364209, 1753983, 1860285, 2923305, 4092627, 5580855, 6821045, 8769915, 12277881, 20463135, 61389405]

約数ペア:

[(1, 61389405), (3, 20463135), (5, 12277881), (7, 8769915), (9, 6821045), (11, 5580855), (15, 4092627), (21, 2923305), (33, 1860285), (35, 1753983), (45, 1364209), (49, 1252845), (55, 1116171), (63, 974435), (77, 797265), (99, 620095), (105, 584661), (147, 417615), (165, 372057), (231, 265755), (245, 250569), (315, 194887), (385, 159453), (441, 139205), (495, 124019), (539, 113895), (693, 88585), (735, 83523), (1155, 53151), (1617, 37965), (2205, 27841), (2531, 24255), (2695, 22779), (3465, 17717), (4851, 12655), (7593, 8085)]