209865729

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1\times {\mathrm{3023}}^1$

素因数の和:3416

約数の個数: 16

約数和(自身を含む): 284643072

約数和(自身を除く): 74777343

約数列:

[1, 3, 73, 219, 317, 951, 3023, 9069, 23141, 69423, 220679, 662037, 958291, 2874873, 69955243, 209865729]

約数ペア:

[(1, 209865729), (3, 69955243), (73, 2874873), (219, 958291), (317, 662037), (951, 220679), (3023, 69423), (9069, 23141)]