420171263

素因数分解:

${\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 447133440

約数和(自身を除く): 26962177

約数列:

[1, 19, 211, 311, 337, 4009, 5909, 6403, 65621, 71107, 104807, 1246799, 1351033, 1991333, 22114277, 420171263]

約数ペア:

[(1, 420171263), (19, 22114277), (211, 1991333), (311, 1351033), (337, 1246799), (4009, 104807), (5909, 71107), (6403, 65621)]