26481609

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 49937472

約数和(自身を除く): 23455863

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 53, 63, 77, 99, 103, 147, 159, 231, 309, 371, 441, 477, 539, 583, 693, 721, 927, 1113, 1133, 1617, 1749, 2163, 2597, 3339, 3399, 4081, 4851, 5047, 5247, 5459, 6489, 7791, 7931, 10197, 12243, 15141, 16377, 23373, 23793, 28567, 36729, 38213, 45423, 49131, 55517, 60049, 71379, 85701, 114639, 166551, 180147, 257103, 267491, 343917, 420343, 499653, 540441, 802473, 1261029, 2407419, 2942401, 3783087, 8827203, 26481609]

約数ペア:

[(1, 26481609), (3, 8827203), (7, 3783087), (9, 2942401), (11, 2407419), (21, 1261029), (33, 802473), (49, 540441), (53, 499653), (63, 420343), (77, 343917), (99, 267491), (103, 257103), (147, 180147), (159, 166551), (231, 114639), (309, 85701), (371, 71379), (441, 60049), (477, 55517), (539, 49131), (583, 45423), (693, 38213), (721, 36729), (927, 28567), (1113, 23793), (1133, 23373), (1617, 16377), (1749, 15141), (2163, 12243), (2597, 10197), (3339, 7931), (3399, 7791), (4081, 6489), (4851, 5459), (5047, 5247)]