221472714

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{519889}}^1$

素因数の和:519965

約数の個数: 16

約数和(自身を含む): 449184960

約数和(自身を除く): 227712246

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 519889, 1039778, 1559667, 3119334, 36912119, 73824238, 110736357, 221472714]

約数ペア:

[(1, 221472714), (2, 110736357), (3, 73824238), (6, 36912119), (71, 3119334), (142, 1559667), (213, 1039778), (426, 519889)]