1297377

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 2052960

約数和(自身を除く): 755583

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 281, 513, 843, 1539, 2529, 4617, 5339, 7587, 16017, 22761, 48051, 68283, 144153, 432459, 1297377]

約数ペア:

[(1, 1297377), (3, 432459), (9, 144153), (19, 68283), (27, 48051), (57, 22761), (81, 16017), (171, 7587), (243, 5339), (281, 4617), (513, 2529), (843, 1539)]