254920393

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2011}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 321115200

約数和(自身を除く): 66194807

約数列:

[1, 7, 13, 49, 91, 199, 637, 1393, 2011, 2587, 9751, 14077, 18109, 26143, 98539, 126763, 183001, 400189, 1281007, 2801323, 5202457, 19609261, 36417199, 254920393]

約数ペア:

[(1, 254920393), (7, 36417199), (13, 19609261), (49, 5202457), (91, 2801323), (199, 1281007), (637, 400189), (1393, 183001), (2011, 126763), (2587, 98539), (9751, 26143), (14077, 18109)]