289079713

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{7561}}^1$

素因数の和:7764

約数の個数: 16

約数和(自身を含む): 331578576

約数和(自身を除く): 42498863

約数列:

[1, 13, 17, 173, 221, 2249, 2941, 7561, 38233, 98293, 128537, 1308053, 1670981, 17004689, 22236901, 289079713]

約数ペア:

[(1, 289079713), (13, 22236901), (17, 17004689), (173, 1670981), (221, 1308053), (2249, 128537), (2941, 98293), (7561, 38233)]