350721

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 611520

約数和(自身を除く): 260799

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 293, 399, 879, 1197, 2051, 2637, 5567, 6153, 16701, 18459, 38969, 50103, 116907, 350721]

約数ペア:

[(1, 350721), (3, 116907), (7, 50103), (9, 38969), (19, 18459), (21, 16701), (57, 6153), (63, 5567), (133, 2637), (171, 2051), (293, 1197), (399, 879)]