15661658187

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{340079}}^1$

素因数の和:340152

約数の個数: 48

約数和(自身を含む): 28011709440

約数和(自身を除く): 12350051253

約数列:

[1, 3, 7, 9, 17, 21, 43, 51, 63, 119, 129, 153, 301, 357, 387, 731, 903, 1071, 2193, 2709, 5117, 6579, 15351, 46053, 340079, 1020237, 2380553, 3060711, 5781343, 7141659, 14623397, 17344029, 21424977, 40469401, 43870191, 52032087, 102363779, 121408203, 131610573, 248597749, 307091337, 364224609, 745793247, 921274011, 1740184243, 2237379741, 5220552729, 15661658187]

約数ペア:

[(1, 15661658187), (3, 5220552729), (7, 2237379741), (9, 1740184243), (17, 921274011), (21, 745793247), (43, 364224609), (51, 307091337), (63, 248597749), (119, 131610573), (129, 121408203), (153, 102363779), (301, 52032087), (357, 43870191), (387, 40469401), (731, 21424977), (903, 17344029), (1071, 14623397), (2193, 7141659), (2709, 5781343), (5117, 3060711), (6579, 2380553), (15351, 1020237), (46053, 340079)]