457118721

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:377

約数の個数: 56

約数和(自身を含む): 724003200

約数和(自身を除く): 266884479

約数列:

[1, 3, 9, 23, 27, 69, 81, 137, 199, 207, 243, 411, 597, 621, 729, 1233, 1791, 1863, 3151, 3699, 4577, 5373, 5589, 9453, 11097, 13731, 16119, 16767, 27263, 28359, 33291, 41193, 48357, 81789, 85077, 99873, 123579, 145071, 245367, 255231, 370737, 627049, 736101, 765693, 1112211, 1881147, 2208303, 2297079, 3336633, 5643441, 6624909, 16930323, 19874727, 50790969, 152372907, 457118721]

約数ペア:

[(1, 457118721), (3, 152372907), (9, 50790969), (23, 19874727), (27, 16930323), (69, 6624909), (81, 5643441), (137, 3336633), (199, 2297079), (207, 2208303), (243, 1881147), (411, 1112211), (597, 765693), (621, 736101), (729, 627049), (1233, 370737), (1791, 255231), (1863, 245367), (3151, 145071), (3699, 123579), (4577, 99873), (5373, 85077), (5589, 81789), (9453, 48357), (11097, 41193), (13731, 33291), (16119, 28359), (16767, 27263)]