508720797

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{4721}}^1$

素因数の和:5050

約数の個数: 32

約数和(自身を含む): 814450560

約数和(自身を除く): 305729763

約数列:

[1, 3, 9, 13, 27, 39, 117, 307, 351, 921, 2763, 3991, 4721, 8289, 11973, 14163, 35919, 42489, 61373, 107757, 127467, 184119, 552357, 1449347, 1657071, 4348041, 13044123, 18841511, 39132369, 56524533, 169573599, 508720797]

約数ペア:

[(1, 508720797), (3, 169573599), (9, 56524533), (13, 39132369), (27, 18841511), (39, 13044123), (117, 4348041), (307, 1657071), (351, 1449347), (921, 552357), (2763, 184119), (3991, 127467), (4721, 107757), (8289, 61373), (11973, 42489), (14163, 35919)]