78134469

素因数分解:

$3^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{1523}}^1$

素因数の和:1889

約数の個数: 24

約数和(自身を含む): 121615200

約数和(自身を除く): 43480731

約数列:

[1, 3, 7, 21, 49, 147, 349, 1047, 1523, 2443, 4569, 7329, 10661, 17101, 31983, 51303, 74627, 223881, 531527, 1594581, 3720689, 11162067, 26044823, 78134469]

約数ペア:

[(1, 78134469), (3, 26044823), (7, 11162067), (21, 3720689), (49, 1594581), (147, 531527), (349, 223881), (1047, 74627), (1523, 51303), (2443, 31983), (4569, 17101), (7329, 10661)]