215458309

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{5233}}^1$

素因数の和:5460

約数の個数: 16

約数和(自身を含む): 248719680

約数和(自身を除く): 33261371

約数列:

[1, 11, 19, 197, 209, 2167, 3743, 5233, 41173, 57563, 99427, 1030901, 1093697, 11339911, 19587119, 215458309]

約数ペア:

[(1, 215458309), (11, 19587119), (19, 11339911), (197, 1093697), (209, 1030901), (2167, 99427), (3743, 57563), (5233, 41173)]