25479131391

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1236791}}^1$

素因数の和:1236916

約数の個数: 32

約数和(自身を含む): 43535078400

約数和(自身を除く): 18055947009

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 981, 2289, 2943, 6867, 20601, 1236791, 3710373, 8657537, 11131119, 25972611, 33393357, 77917833, 134810219, 233753499, 404430657, 943671533, 1213291971, 2831014599, 3639875913, 8493043797, 25479131391]

約数ペア:

[(1, 25479131391), (3, 8493043797), (7, 3639875913), (9, 2831014599), (21, 1213291971), (27, 943671533), (63, 404430657), (109, 233753499), (189, 134810219), (327, 77917833), (763, 33393357), (981, 25972611), (2289, 11131119), (2943, 8657537), (6867, 3710373), (20601, 1236791)]