201816461

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137947}}^1$

素因数の和:137984

約数の個数: 16

約数和(自身を含む): 264860160

約数和(自身を除く): 63043699

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 137947, 965629, 1517417, 2620993, 10621919, 18346951, 28830923, 201816461]

約数ペア:

[(1, 201816461), (7, 28830923), (11, 18346951), (19, 10621919), (77, 2620993), (133, 1517417), (209, 965629), (1463, 137947)]