28516473

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 36

約数和(自身を含む): 44458128

約数和(自身を除く): 15941655

約数列:

[1, 3, 9, 19, 57, 67, 131, 171, 201, 361, 393, 603, 1083, 1179, 1273, 2489, 3249, 3819, 7467, 8777, 11457, 22401, 24187, 26331, 47291, 72561, 78993, 141873, 166763, 217683, 425619, 500289, 1500867, 3168497, 9505491, 28516473]

約数ペア:

[(1, 28516473), (3, 9505491), (9, 3168497), (19, 1500867), (57, 500289), (67, 425619), (131, 217683), (171, 166763), (201, 141873), (361, 78993), (393, 72561), (603, 47291), (1083, 26331), (1179, 24187), (1273, 22401), (2489, 11457), (3249, 8777), (3819, 7467)]