1217495265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{26903}}^1$

素因数の和:27349

約数の個数: 32

約数和(自身を含む): 2231525376

約数和(自身を除く): 1014030111

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 431, 1293, 2155, 3017, 6465, 9051, 15085, 26903, 45255, 80709, 134515, 188321, 403545, 564963, 941605, 2824815, 11595193, 34785579, 57975965, 81166351, 173927895, 243499053, 405831755, 1217495265]

約数ペア:

[(1, 1217495265), (3, 405831755), (5, 243499053), (7, 173927895), (15, 81166351), (21, 57975965), (35, 34785579), (105, 11595193), (431, 2824815), (1293, 941605), (2155, 564963), (3017, 403545), (6465, 188321), (9051, 134515), (15085, 80709), (26903, 45255)]