293886723

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{2393}}^1$

素因数の和:2523

約数の個数: 32

約数和(自身を含む): 437584896

約数和(自身を除く): 143698173

約数列:

[1, 3, 13, 39, 47, 67, 141, 201, 611, 871, 1833, 2393, 2613, 3149, 7179, 9447, 31109, 40937, 93327, 112471, 122811, 160331, 337413, 480993, 1462123, 2084303, 4386369, 6252909, 7535557, 22606671, 97962241, 293886723]

約数ペア:

[(1, 293886723), (3, 97962241), (13, 22606671), (39, 7535557), (47, 6252909), (67, 4386369), (141, 2084303), (201, 1462123), (611, 480993), (871, 337413), (1833, 160331), (2393, 122811), (2613, 112471), (3149, 93327), (7179, 40937), (9447, 31109)]