201996977

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{76543}}^1$

素因数の和:76592

約数の個数: 16

約数和(自身を含む): 257187840

約数和(自身を除く): 55190863

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 76543, 535801, 995059, 2219747, 6965413, 15538229, 28856711, 201996977]

約数ペア:

[(1, 201996977), (7, 28856711), (13, 15538229), (29, 6965413), (91, 2219747), (203, 995059), (377, 535801), (2639, 76543)]