29779407

素因数分解:

$3^5\times 7^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 54027792

約数和(自身を除く): 24248385

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 61, 63, 81, 123, 147, 183, 189, 243, 287, 369, 427, 441, 549, 567, 861, 1107, 1281, 1323, 1647, 1701, 2009, 2501, 2583, 2989, 3321, 3843, 3969, 4941, 6027, 7503, 7749, 8967, 9963, 11529, 11907, 14823, 17507, 18081, 22509, 23247, 26901, 34587, 52521, 54243, 67527, 69741, 80703, 103761, 122549, 157563, 162729, 202581, 242109, 367647, 472689, 488187, 607743, 726327, 1102941, 1418067, 3308823, 4254201, 9926469, 29779407]

約数ペア:

[(1, 29779407), (3, 9926469), (7, 4254201), (9, 3308823), (21, 1418067), (27, 1102941), (41, 726327), (49, 607743), (61, 488187), (63, 472689), (81, 367647), (123, 242109), (147, 202581), (183, 162729), (189, 157563), (243, 122549), (287, 103761), (369, 80703), (427, 69741), (441, 67527), (549, 54243), (567, 52521), (861, 34587), (1107, 26901), (1281, 23247), (1323, 22509), (1647, 18081), (1701, 17507), (2009, 14823), (2501, 11907), (2583, 11529), (2989, 9963), (3321, 8967), (3843, 7749), (3969, 7503), (4941, 6027)]