221318207

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{6691}}^1$

素因数の和:6830

約数の個数: 16

約数和(自身を含む): 251833344

約数和(自身を除く): 30515137

約数列:

[1, 11, 31, 97, 341, 1067, 3007, 6691, 33077, 73601, 207421, 649027, 2281631, 7139297, 20119837, 221318207]

約数ペア:

[(1, 221318207), (11, 20119837), (31, 7139297), (97, 2281631), (341, 649027), (1067, 207421), (3007, 73601), (6691, 33077)]