275412657

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{839}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 417715200

約数和(自身を除く): 142302543

約数列:

[1, 3, 13, 19, 39, 57, 247, 443, 741, 839, 1329, 2517, 5759, 8417, 10907, 15941, 17277, 25251, 32721, 47823, 109421, 207233, 328263, 371677, 621699, 1115031, 4831801, 7061863, 14495403, 21185589, 91804219, 275412657]

約数ペア:

[(1, 275412657), (3, 91804219), (13, 21185589), (19, 14495403), (39, 7061863), (57, 4831801), (247, 1115031), (443, 621699), (741, 371677), (839, 328263), (1329, 207233), (2517, 109421), (5759, 47823), (8417, 32721), (10907, 25251), (15941, 17277)]