49854609

素因数分解:

$3^5\times 7^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 89631360

約数和(自身を除く): 39776751

約数列:

[1, 3, 7, 9, 21, 27, 49, 53, 63, 79, 81, 147, 159, 189, 237, 243, 371, 441, 477, 553, 567, 711, 1113, 1323, 1431, 1659, 1701, 2133, 2597, 3339, 3871, 3969, 4187, 4293, 4977, 6399, 7791, 10017, 11613, 11907, 12561, 12879, 14931, 19197, 23373, 29309, 30051, 34839, 37683, 44793, 70119, 87927, 90153, 104517, 113049, 134379, 205163, 210357, 263781, 313551, 339147, 615489, 631071, 791343, 940653, 1017441, 1846467, 2374029, 5539401, 7122087, 16618203, 49854609]

約数ペア:

[(1, 49854609), (3, 16618203), (7, 7122087), (9, 5539401), (21, 2374029), (27, 1846467), (49, 1017441), (53, 940653), (63, 791343), (79, 631071), (81, 615489), (147, 339147), (159, 313551), (189, 263781), (237, 210357), (243, 205163), (371, 134379), (441, 113049), (477, 104517), (553, 90153), (567, 87927), (711, 70119), (1113, 44793), (1323, 37683), (1431, 34839), (1659, 30051), (1701, 29309), (2133, 23373), (2597, 19197), (3339, 14931), (3871, 12879), (3969, 12561), (4187, 11907), (4293, 11613), (4977, 10017), (6399, 7791)]