28337181

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8293}}^1$

素因数の和:8380

約数の個数: 16

約数和(自身を含む): 40607424

約数和(自身を除く): 12270243

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 8293, 24879, 140981, 422943, 555631, 1666893, 9445727, 28337181]

約数ペア:

[(1, 28337181), (3, 9445727), (17, 1666893), (51, 555631), (67, 422943), (201, 140981), (1139, 24879), (3417, 8293)]