31175118

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 80

約数和(自身を含む): 76473936

約数和(自身を除く): 45298818

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 113, 117, 131, 162, 226, 234, 262, 339, 351, 393, 678, 702, 786, 1017, 1053, 1179, 1469, 1703, 2034, 2106, 2358, 2938, 3051, 3406, 3537, 4407, 5109, 6102, 7074, 8814, 9153, 10218, 10611, 13221, 14803, 15327, 18306, 21222, 26442, 29606, 30654, 39663, 44409, 45981, 79326, 88818, 91962, 118989, 133227, 137943, 192439, 237978, 266454, 275886, 384878, 399681, 577317, 799362, 1154634, 1199043, 1731951, 2398086, 3463902, 5195853, 10391706, 15587559, 31175118]

約数ペア:

[(1, 31175118), (2, 15587559), (3, 10391706), (6, 5195853), (9, 3463902), (13, 2398086), (18, 1731951), (26, 1199043), (27, 1154634), (39, 799362), (54, 577317), (78, 399681), (81, 384878), (113, 275886), (117, 266454), (131, 237978), (162, 192439), (226, 137943), (234, 133227), (262, 118989), (339, 91962), (351, 88818), (393, 79326), (678, 45981), (702, 44409), (786, 39663), (1017, 30654), (1053, 29606), (1179, 26442), (1469, 21222), (1703, 18306), (2034, 15327), (2106, 14803), (2358, 13221), (2938, 10611), (3051, 10218), (3406, 9153), (3537, 8814), (4407, 7074), (5109, 6102)]