1245051

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:840

約数の個数: 20

約数和(自身を含む): 1960200

約数和(自身を除く): 715149

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 809, 1539, 2427, 7281, 15371, 21843, 46113, 65529, 138339, 415017, 1245051]

約数ペア:

[(1, 1245051), (3, 415017), (9, 138339), (19, 65529), (27, 46113), (57, 21843), (81, 15371), (171, 7281), (513, 2427), (809, 1539)]