201720993605

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{33617}}^1\times {\mathrm{16903}}^1$

素因数の和:50596

約数の個数: 16

約数和(自身を含む): 245496386304

約数和(自身を除く): 43775392699

約数列:

[1, 5, 71, 355, 16903, 33617, 84515, 168085, 1200113, 2386807, 6000565, 11934035, 568228151, 2841140755, 40344198721, 201720993605]

約数ペア:

[(1, 201720993605), (5, 40344198721), (71, 2841140755), (355, 568228151), (16903, 11934035), (33617, 6000565), (84515, 2386807), (168085, 1200113)]