11990349

素因数分解:

$3^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 22407840

約数和(自身を除く): 10417491

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 53, 57, 63, 81, 133, 147, 159, 171, 189, 243, 371, 399, 441, 477, 513, 567, 931, 1007, 1113, 1197, 1323, 1431, 1539, 1701, 2597, 2793, 3021, 3339, 3591, 3969, 4293, 4617, 7049, 7791, 8379, 9063, 10017, 10773, 11907, 12879, 21147, 23373, 25137, 27189, 30051, 32319, 49343, 63441, 70119, 75411, 81567, 90153, 148029, 190323, 210357, 226233, 244701, 444087, 570969, 631071, 1332261, 1712907, 3996783, 11990349]

約数ペア:

[(1, 11990349), (3, 3996783), (7, 1712907), (9, 1332261), (19, 631071), (21, 570969), (27, 444087), (49, 244701), (53, 226233), (57, 210357), (63, 190323), (81, 148029), (133, 90153), (147, 81567), (159, 75411), (171, 70119), (189, 63441), (243, 49343), (371, 32319), (399, 30051), (441, 27189), (477, 25137), (513, 23373), (567, 21147), (931, 12879), (1007, 11907), (1113, 10773), (1197, 10017), (1323, 9063), (1431, 8379), (1539, 7791), (1701, 7049), (2597, 4617), (2793, 4293), (3021, 3969), (3339, 3591)]