31255785

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{271}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 59574528

約数和(自身を除く): 28318743

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 233, 271, 495, 699, 813, 1165, 1355, 2097, 2439, 2563, 2981, 3495, 4065, 7689, 8943, 10485, 12195, 12815, 14905, 23067, 26829, 38445, 44715, 63143, 115335, 134145, 189429, 315715, 568287, 694573, 947145, 2083719, 2841435, 3472865, 6251157, 10418595, 31255785]

約数ペア:

[(1, 31255785), (3, 10418595), (5, 6251157), (9, 3472865), (11, 2841435), (15, 2083719), (33, 947145), (45, 694573), (55, 568287), (99, 315715), (165, 189429), (233, 134145), (271, 115335), (495, 63143), (699, 44715), (813, 38445), (1165, 26829), (1355, 23067), (2097, 14905), (2439, 12815), (2563, 12195), (2981, 10485), (3495, 8943), (4065, 7689)]