65416815

素因数分解:

$3^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:291

約数の個数: 56

約数和(自身を含む): 119460528

約数和(自身を除く): 54043713

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 137, 243, 393, 405, 411, 655, 685, 729, 1179, 1215, 1233, 1965, 2055, 3537, 3645, 3699, 5895, 6165, 10611, 11097, 17685, 17947, 18495, 31833, 33291, 53055, 53841, 55485, 89735, 95499, 99873, 159165, 161523, 166455, 269205, 477495, 484569, 499365, 807615, 1453707, 2422845, 4361121, 7268535, 13083363, 21805605, 65416815]

約数ペア:

[(1, 65416815), (3, 21805605), (5, 13083363), (9, 7268535), (15, 4361121), (27, 2422845), (45, 1453707), (81, 807615), (131, 499365), (135, 484569), (137, 477495), (243, 269205), (393, 166455), (405, 161523), (411, 159165), (655, 99873), (685, 95499), (729, 89735), (1179, 55485), (1215, 53841), (1233, 53055), (1965, 33291), (2055, 31833), (3537, 18495), (3645, 17947), (3699, 17685), (5895, 11097), (6165, 10611)]