66681505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{20549}}^1$

素因数の和:20624

約数の個数: 16

約数和(自身を含む): 88776000

約数和(自身を除く): 22094495

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 20549, 102745, 226039, 1130195, 1212391, 6061955, 13336301, 66681505]

約数ペア:

[(1, 66681505), (5, 13336301), (11, 6061955), (55, 1212391), (59, 1130195), (295, 226039), (649, 102745), (3245, 20549)]