291297695

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{8017}}^1$

素因数の和:8091

約数の個数: 24

約数和(自身を含む): 387365616

約数和(自身を除く): 96067921

約数列:

[1, 5, 13, 43, 65, 169, 215, 559, 845, 2795, 7267, 8017, 36335, 40085, 104221, 344731, 521105, 1354873, 1723655, 4481503, 6774365, 22407515, 58259539, 291297695]

約数ペア:

[(1, 291297695), (5, 58259539), (13, 22407515), (43, 6774365), (65, 4481503), (169, 1723655), (215, 1354873), (559, 521105), (845, 344731), (2795, 104221), (7267, 40085), (8017, 36335)]