280280001

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{213791}}^1$

素因数の和:213836

約数の個数: 16

約数和(自身を含む): 410480640

約数和(自身を除く): 130200639

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 213791, 641373, 4062029, 4917193, 12186087, 14751579, 93426667, 280280001]

約数ペア:

[(1, 280280001), (3, 93426667), (19, 14751579), (23, 12186087), (57, 4917193), (69, 4062029), (437, 641373), (1311, 213791)]