201989307

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{7517}}^1$

素因数の和:7599

約数の個数: 24

約数和(自身を含む): 297171504

約数和(自身を除く): 95182197

約数列:

[1, 3, 13, 39, 53, 159, 169, 507, 689, 2067, 7517, 8957, 22551, 26871, 97721, 293163, 398401, 1195203, 1270373, 3811119, 5179213, 15537639, 67329769, 201989307]

約数ペア:

[(1, 201989307), (3, 67329769), (13, 15537639), (39, 5179213), (53, 3811119), (159, 1270373), (169, 1195203), (507, 398401), (689, 293163), (2067, 97721), (7517, 26871), (8957, 22551)]