266261021

素因数分解:

${\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{7129}}^1$

素因数の和:7185

約数の個数: 16

約数和(自身を含む): 305449200

約数和(自身を除く): 39188179

約数列:

[1, 13, 17, 169, 221, 2197, 2873, 7129, 37349, 92677, 121193, 1204801, 1575509, 15662413, 20481617, 266261021]

約数ペア:

[(1, 266261021), (13, 20481617), (17, 15662413), (169, 1575509), (221, 1204801), (2197, 121193), (2873, 92677), (7129, 37349)]