71996757

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{9497}}^1$

素因数の和:9545

約数の個数: 24

約数和(自身を含む): 115799616

約数和(自身を除く): 43802859

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 9497, 28491, 66479, 180443, 199437, 541329, 1263101, 3428417, 3789303, 10285251, 23998919, 71996757]

約数ペア:

[(1, 71996757), (3, 23998919), (7, 10285251), (19, 3789303), (21, 3428417), (57, 1263101), (133, 541329), (361, 199437), (399, 180443), (1083, 66479), (2527, 28491), (7581, 9497)]