219924719

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{20441}}^1$

素因数の和:20530

約数の個数: 16

約数和(自身を含む): 264928320

約数和(自身を除く): 45003601

約数列:

[1, 7, 29, 53, 203, 371, 1537, 10759, 20441, 143087, 592789, 1083373, 4149523, 7583611, 31417817, 219924719]

約数ペア:

[(1, 219924719), (7, 31417817), (29, 7583611), (53, 4149523), (203, 1083373), (371, 592789), (1537, 143087), (10759, 20441)]