217685469

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1\times {\mathrm{2957}}^1$

素因数の和:3476

約数の個数: 16

約数和(自身を含む): 296462592

約数和(自身を除く): 78777123

約数列:

[1, 3, 53, 159, 463, 1389, 2957, 8871, 24539, 73617, 156721, 470163, 1369091, 4107273, 72561823, 217685469]

約数ペア:

[(1, 217685469), (3, 72561823), (53, 4107273), (159, 1369091), (463, 470163), (1389, 156721), (2957, 73617), (8871, 24539)]