39828915

素因数分解:

$3^6\times 5^1\times 7^2\times {\mathrm{223}}^1$

素因数の和:260

約数の個数: 84

約数和(自身を含む): 83732544

約数和(自身を除く): 43903629

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 223, 243, 245, 315, 405, 441, 567, 669, 729, 735, 945, 1115, 1215, 1323, 1561, 1701, 2007, 2205, 2835, 3345, 3645, 3969, 4683, 5103, 6021, 6615, 7805, 8505, 10035, 10927, 11907, 14049, 18063, 19845, 23415, 25515, 30105, 32781, 35721, 42147, 54189, 54635, 59535, 70245, 90315, 98343, 126441, 162567, 163905, 178605, 210735, 270945, 295029, 379323, 491715, 632205, 812835, 885087, 1137969, 1475145, 1896615, 2655261, 4425435, 5689845, 7965783, 13276305, 39828915]

約数ペア:

[(1, 39828915), (3, 13276305), (5, 7965783), (7, 5689845), (9, 4425435), (15, 2655261), (21, 1896615), (27, 1475145), (35, 1137969), (45, 885087), (49, 812835), (63, 632205), (81, 491715), (105, 379323), (135, 295029), (147, 270945), (189, 210735), (223, 178605), (243, 163905), (245, 162567), (315, 126441), (405, 98343), (441, 90315), (567, 70245), (669, 59535), (729, 54635), (735, 54189), (945, 42147), (1115, 35721), (1215, 32781), (1323, 30105), (1561, 25515), (1701, 23415), (2007, 19845), (2205, 18063), (2835, 14049), (3345, 11907), (3645, 10927), (3969, 10035), (4683, 8505), (5103, 7805), (6021, 6615)]