388454013

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{17327}}^1$

素因数の和:17433

約数の個数: 24

約数和(自身を含む): 583884288

約数和(自身を除く): 195430275

約数列:

[1, 3, 9, 47, 53, 141, 159, 423, 477, 2491, 7473, 17327, 22419, 51981, 155943, 814369, 918331, 2443107, 2754993, 7329321, 8264979, 43161557, 129484671, 388454013]

約数ペア:

[(1, 388454013), (3, 129484671), (9, 43161557), (47, 8264979), (53, 7329321), (141, 2754993), (159, 2443107), (423, 918331), (477, 814369), (2491, 155943), (7473, 51981), (17327, 22419)]