198288531

素因数分解:

$3^2\times 7^1\times {\mathrm{601}}^1\times {\mathrm{5237}}^1$

素因数の和:5851

約数の個数: 24

約数和(自身を含む): 327940704

約数和(自身を除く): 129652173

約数列:

[1, 3, 7, 9, 21, 63, 601, 1803, 4207, 5237, 5409, 12621, 15711, 36659, 37863, 47133, 109977, 329931, 3147437, 9442311, 22032059, 28326933, 66096177, 198288531]

約数ペア:

[(1, 198288531), (3, 66096177), (7, 28326933), (9, 22032059), (21, 9442311), (63, 3147437), (601, 329931), (1803, 109977), (4207, 47133), (5237, 37863), (5409, 36659), (12621, 15711)]