7311213

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 13278720

約数和(自身を除く): 5967507

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 79, 91, 113, 117, 237, 273, 339, 553, 711, 791, 819, 1017, 1027, 1469, 1659, 2373, 3081, 4407, 4977, 7119, 7189, 8927, 9243, 10283, 13221, 21567, 26781, 30849, 62489, 64701, 80343, 92547, 116051, 187467, 348153, 562401, 812357, 1044459, 2437071, 7311213]

約数ペア:

[(1, 7311213), (3, 2437071), (7, 1044459), (9, 812357), (13, 562401), (21, 348153), (39, 187467), (63, 116051), (79, 92547), (91, 80343), (113, 64701), (117, 62489), (237, 30849), (273, 26781), (339, 21567), (553, 13221), (711, 10283), (791, 9243), (819, 8927), (1017, 7189), (1027, 7119), (1469, 4977), (1659, 4407), (2373, 3081)]