202180979

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{201979}}^1$

素因数の和:202010

約数の個数: 16

約数和(自身を含む): 271461120

約数和(自身を除く): 69280141

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 201979, 1413853, 2221769, 2625727, 15552383, 18380089, 28882997, 202180979]

約数ペア:

[(1, 202180979), (7, 28882997), (11, 18380089), (13, 15552383), (77, 2625727), (91, 2221769), (143, 1413853), (1001, 201979)]