217566430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{945941}}^1$

素因数の和:945971

約数の個数: 16

約数和(自身を含む): 408646944

約数和(自身を除く): 191080514

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 945941, 1891882, 4729705, 9459410, 21756643, 43513286, 108783215, 217566430]

約数ペア:

[(1, 217566430), (2, 108783215), (5, 43513286), (10, 21756643), (23, 9459410), (46, 4729705), (115, 1891882), (230, 945941)]