51325407

素因数分解:

$3^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:841

約数の個数: 40

約数和(自身を含む): 88420992

約数和(自身を除く): 37095585

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 131, 189, 393, 567, 691, 917, 1179, 2073, 2751, 3537, 4837, 6219, 8253, 10611, 14511, 18657, 24759, 43533, 55971, 74277, 90521, 130599, 271563, 391797, 633647, 814689, 1900941, 2444067, 5702823, 7332201, 17108469, 51325407]

約数ペア:

[(1, 51325407), (3, 17108469), (7, 7332201), (9, 5702823), (21, 2444067), (27, 1900941), (63, 814689), (81, 633647), (131, 391797), (189, 271563), (393, 130599), (567, 90521), (691, 74277), (917, 55971), (1179, 43533), (2073, 24759), (2751, 18657), (3537, 14511), (4837, 10611), (6219, 8253)]