248869257

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{15451}}^1$

素因数の和:15533

約数の個数: 32

約数和(自身を含む): 415349760

約数和(自身を除く): 166480503

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1239, 2301, 5369, 15451, 16107, 46353, 108157, 200863, 324471, 602589, 911609, 1406041, 2734827, 4218123, 6381263, 11850917, 19143789, 35552751, 82956419, 248869257]

約数ペア:

[(1, 248869257), (3, 82956419), (7, 35552751), (13, 19143789), (21, 11850917), (39, 6381263), (59, 4218123), (91, 2734827), (177, 1406041), (273, 911609), (413, 602589), (767, 324471), (1239, 200863), (2301, 108157), (5369, 46353), (15451, 16107)]