247907925

素因数分解:

$3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{4649}}^1$

素因数の和:4747

約数の個数: 48

約数和(自身を含む): 461280000

約数和(自身を除く): 213372075

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 135, 225, 237, 395, 675, 711, 1185, 1975, 2133, 3555, 4649, 5925, 10665, 13947, 17775, 23245, 41841, 53325, 69735, 116225, 125523, 209205, 348675, 367271, 627615, 1046025, 1101813, 1836355, 3138075, 3305439, 5509065, 9181775, 9916317, 16527195, 27545325, 49581585, 82635975, 247907925]

約数ペア:

[(1, 247907925), (3, 82635975), (5, 49581585), (9, 27545325), (15, 16527195), (25, 9916317), (27, 9181775), (45, 5509065), (75, 3305439), (79, 3138075), (135, 1836355), (225, 1101813), (237, 1046025), (395, 627615), (675, 367271), (711, 348675), (1185, 209205), (1975, 125523), (2133, 116225), (3555, 69735), (4649, 53325), (5925, 41841), (10665, 23245), (13947, 17775)]