248492811

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1601}}^1$

素因数の和:2019

約数の個数: 32

約数和(自身を含む): 399859200

約数和(自身を除く): 151366389

約数列:

[1, 3, 7, 19, 21, 57, 133, 389, 399, 1167, 1601, 2723, 4803, 7391, 8169, 11207, 22173, 30419, 33621, 51737, 91257, 155211, 212933, 622789, 638799, 1868367, 4359523, 11832991, 13078569, 35498973, 82830937, 248492811]

約数ペア:

[(1, 248492811), (3, 82830937), (7, 35498973), (19, 13078569), (21, 11832991), (57, 4359523), (133, 1868367), (389, 638799), (399, 622789), (1167, 212933), (1601, 155211), (2723, 91257), (4803, 51737), (7391, 33621), (8169, 30419), (11207, 22173)]