201817917

素因数分解:

$3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{6269}}^1$

素因数の和:6362

約数の個数: 36

約数和(自身を含む): 343809180

約数和(自身を除く): 141991263

約数列:

[1, 3, 7, 9, 21, 49, 63, 73, 147, 219, 441, 511, 657, 1533, 3577, 4599, 6269, 10731, 18807, 32193, 43883, 56421, 131649, 307181, 394947, 457637, 921543, 1372911, 2764629, 3203459, 4118733, 9610377, 22424213, 28831131, 67272639, 201817917]

約数ペア:

[(1, 201817917), (3, 67272639), (7, 28831131), (9, 22424213), (21, 9610377), (49, 4118733), (63, 3203459), (73, 2764629), (147, 1372911), (219, 921543), (441, 457637), (511, 394947), (657, 307181), (1533, 131649), (3577, 56421), (4599, 43883), (6269, 32193), (10731, 18807)]