221158077

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{224071}}^1$

素因数の和:224128

約数の個数: 16

約数和(自身を含む): 344174592

約数和(自身を除く): 123016515

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 224071, 672213, 1568497, 4705491, 10531337, 31594011, 73719359, 221158077]

約数ペア:

[(1, 221158077), (3, 73719359), (7, 31594011), (21, 10531337), (47, 4705491), (141, 1568497), (329, 672213), (987, 224071)]