66910459

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 84690144

約数和(自身を除く): 17779685

約数列:

[1, 7, 11, 77, 121, 197, 401, 847, 1379, 2167, 2807, 4411, 15169, 23837, 30877, 48521, 78997, 166859, 339647, 552979, 868967, 6082769, 9558637, 66910459]

約数ペア:

[(1, 66910459), (7, 9558637), (11, 6082769), (77, 868967), (121, 552979), (197, 339647), (401, 166859), (847, 78997), (1379, 48521), (2167, 30877), (2807, 23837), (4411, 15169)]