121401861

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{20143}}^1$

素因数の和:20201

約数の個数: 24

約数和(自身を含む): 192898944

約数和(自身を除く): 71497083

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 6027, 20143, 60429, 141001, 423003, 825863, 987007, 2477589, 2961021, 5781041, 17343123, 40467287, 121401861]

約数ペア:

[(1, 121401861), (3, 40467287), (7, 17343123), (21, 5781041), (41, 2961021), (49, 2477589), (123, 987007), (147, 825863), (287, 423003), (861, 141001), (2009, 60429), (6027, 20143)]