201798009

素因数分解:

$3^2\times 7^1\times {\mathrm{797}}^1\times {\mathrm{4019}}^1$

素因数の和:4829

約数の個数: 24

約数和(自身を含む): 333627840

約数和(自身を除く): 131829831

約数列:

[1, 3, 7, 9, 21, 63, 797, 2391, 4019, 5579, 7173, 12057, 16737, 28133, 36171, 50211, 84399, 253197, 3203143, 9609429, 22422001, 28828287, 67266003, 201798009]

約数ペア:

[(1, 201798009), (3, 67266003), (7, 28828287), (9, 22422001), (21, 9609429), (63, 3203143), (797, 253197), (2391, 84399), (4019, 50211), (5579, 36171), (7173, 28133), (12057, 16737)]