221056670

素因数分解:

$2^1\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{16007}}^1$

素因数の和:17395

約数の個数: 16

約数和(自身を含む): 398215008

約数和(自身を除く): 177158338

約数列:

[1, 2, 5, 10, 1381, 2762, 6905, 13810, 16007, 32014, 80035, 160070, 22105667, 44211334, 110528335, 221056670]

約数ペア:

[(1, 221056670), (2, 110528335), (5, 44211334), (10, 22105667), (1381, 160070), (2762, 80035), (6905, 32014), (13810, 16007)]