31353777

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1823}}^1$

素因数の和:1859

約数の個数: 48

約数和(自身を含む): 58222080

約数和(自身を除く): 26868303

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 351, 441, 637, 819, 1323, 1823, 1911, 2457, 5469, 5733, 12761, 16407, 17199, 23699, 38283, 49221, 71097, 89327, 114849, 165893, 213291, 267981, 344547, 497679, 639873, 803943, 1161251, 1493037, 2411829, 3483753, 4479111, 10451259, 31353777]

約数ペア:

[(1, 31353777), (3, 10451259), (7, 4479111), (9, 3483753), (13, 2411829), (21, 1493037), (27, 1161251), (39, 803943), (49, 639873), (63, 497679), (91, 344547), (117, 267981), (147, 213291), (189, 165893), (273, 114849), (351, 89327), (441, 71097), (637, 49221), (819, 38283), (1323, 23699), (1823, 17199), (1911, 16407), (2457, 12761), (5469, 5733)]