1689997472667

素因数分解:

$3^2\times 7^1\times {\mathrm{169321}}^1\times {\mathrm{158429}}^1$

素因数の和:327763

約数の個数: 24

約数和(自身を含む): 2789871183840

約数和(自身を除く): 1099873711173

約数列:

[1, 3, 7, 9, 21, 63, 158429, 169321, 475287, 507963, 1109003, 1185247, 1425861, 1523889, 3327009, 3555741, 9981027, 10667223, 26825356709, 80476070127, 187777496963, 241428210381, 563332490889, 1689997472667]

約数ペア:

[(1, 1689997472667), (3, 563332490889), (7, 241428210381), (9, 187777496963), (21, 80476070127), (63, 26825356709), (158429, 10667223), (169321, 9981027), (475287, 3555741), (507963, 3327009), (1109003, 1523889), (1185247, 1425861)]