4139395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1481}}^1$

素因数の和:1542

約数の個数: 16

約数和(自身を含む): 5477472

約数和(自身を除く): 1338077

約数列:

[1, 5, 13, 43, 65, 215, 559, 1481, 2795, 7405, 19253, 63683, 96265, 318415, 827879, 4139395]

約数ペア:

[(1, 4139395), (5, 827879), (13, 318415), (43, 96265), (65, 63683), (215, 19253), (559, 7405), (1481, 2795)]