13217508

素因数分解:

$2^2\times 3^2\times {\mathrm{571}}^1\times {\mathrm{643}}^1$

素因数の和:1224

約数の個数: 36

約数和(自身を含む): 33521488

約数和(自身を除く): 20303980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 571, 643, 1142, 1286, 1713, 1929, 2284, 2572, 3426, 3858, 5139, 5787, 6852, 7716, 10278, 11574, 20556, 23148, 367153, 734306, 1101459, 1468612, 2202918, 3304377, 4405836, 6608754, 13217508]

約数ペア:

[(1, 13217508), (2, 6608754), (3, 4405836), (4, 3304377), (6, 2202918), (9, 1468612), (12, 1101459), (18, 734306), (36, 367153), (571, 23148), (643, 20556), (1142, 11574), (1286, 10278), (1713, 7716), (1929, 6852), (2284, 5787), (2572, 5139), (3426, 3858)]