858363399

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{557741}}^1$

素因数の和:557772

約数の個数: 20

約数和(自身を含む): 1349735640

約数和(自身を除く): 491372241

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 557741, 1673223, 5019669, 10597079, 15059007, 31791237, 45177021, 95373711, 286121133, 858363399]

約数ペア:

[(1, 858363399), (3, 286121133), (9, 95373711), (19, 45177021), (27, 31791237), (57, 15059007), (81, 10597079), (171, 5019669), (513, 1673223), (1539, 557741)]