253349159

素因数分解:

$7^2\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 300571488

約数和(自身を除く): 47222329

約数列:

[1, 7, 49, 97, 151, 353, 679, 1057, 2471, 4753, 7399, 14647, 17297, 34241, 53303, 102529, 239687, 373121, 717703, 1677809, 2611847, 5170391, 36192737, 253349159]

約数ペア:

[(1, 253349159), (7, 36192737), (49, 5170391), (97, 2611847), (151, 1677809), (353, 717703), (679, 373121), (1057, 239687), (2471, 102529), (4753, 53303), (7399, 34241), (14647, 17297)]