201817421

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{6971}}^1$

素因数の和:7132

約数の個数: 16

約数和(自身を含む): 231916608

約数和(自身を除く): 30099187

約数列:

[1, 13, 17, 131, 221, 1703, 2227, 6971, 28951, 90623, 118507, 913201, 1540591, 11871613, 15524417, 201817421]

約数ペア:

[(1, 201817421), (13, 15524417), (17, 11871613), (131, 1540591), (221, 913201), (1703, 118507), (2227, 90623), (6971, 28951)]