201995213

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21391}}^1$

素因数の和:21488

約数の個数: 16

約数和(自身を含む): 246435840

約数和(自身を除く): 44440627

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 21391, 149737, 406429, 1518761, 2845003, 10631327, 28856459, 201995213]

約数ペア:

[(1, 201995213), (7, 28856459), (19, 10631327), (71, 2845003), (133, 1518761), (497, 406429), (1349, 149737), (9443, 21391)]