66989481

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{827}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 100896768

約数和(自身を除く): 33907287

約数列:

[1, 3, 13, 31, 39, 67, 93, 201, 403, 827, 871, 1209, 2077, 2481, 2613, 6231, 10751, 25637, 27001, 32253, 55409, 76911, 81003, 166227, 333281, 720317, 999843, 1717679, 2160951, 5153037, 22329827, 66989481]

約数ペア:

[(1, 66989481), (3, 22329827), (13, 5153037), (31, 2160951), (39, 1717679), (67, 999843), (93, 720317), (201, 333281), (403, 166227), (827, 81003), (871, 76911), (1209, 55409), (2077, 32253), (2481, 27001), (2613, 25637), (6231, 10751)]