71721656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{471853}}^1$

素因数の和:471878

約数の個数: 16

約数和(自身を含む): 141556200

約数和(自身を除く): 69834544

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 471853, 943706, 1887412, 3774824, 8965207, 17930414, 35860828, 71721656]

約数ペア:

[(1, 71721656), (2, 35860828), (4, 17930414), (8, 8965207), (19, 3774824), (38, 1887412), (76, 943706), (152, 471853)]