271994890

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{41149}}^1$

素因数の和:41817

約数の個数: 16

約数和(自身を含む): 490343400

約数和(自身を除く): 218348510

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 41149, 82298, 205745, 411490, 27199489, 54398978, 135997445, 271994890]

約数ペア:

[(1, 271994890), (2, 135997445), (5, 54398978), (10, 27199489), (661, 411490), (1322, 205745), (3305, 82298), (6610, 41149)]