289317301

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{269}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 365783040

約数和(自身を除く): 76465739

約数列:

[1, 7, 13, 53, 91, 223, 269, 371, 689, 1561, 1883, 2899, 3497, 4823, 11819, 14257, 20293, 24479, 59987, 82733, 99799, 153647, 185341, 419909, 779831, 1075529, 1297387, 3179311, 5458817, 22255177, 41331043, 289317301]

約数ペア:

[(1, 289317301), (7, 41331043), (13, 22255177), (53, 5458817), (91, 3179311), (223, 1297387), (269, 1075529), (371, 779831), (689, 419909), (1561, 185341), (1883, 153647), (2899, 99799), (3497, 82733), (4823, 59987), (11819, 24479), (14257, 20293)]