217475601

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{95009}}^1$

素因数の和:95128

約数の個数: 16

約数和(自身を含む): 334435200

約数和(自身を除く): 116959599

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 95009, 285027, 665063, 1995189, 10355981, 31067943, 72491867, 217475601]

約数ペア:

[(1, 217475601), (3, 72491867), (7, 31067943), (21, 10355981), (109, 1995189), (327, 665063), (763, 285027), (2289, 95009)]