159700401

素因数分解:

$3^2\times 7^1\times {\mathrm{787}}^1\times {\mathrm{3221}}^1$

素因数の和:4021

約数の個数: 24

約数和(自身を含む): 264049344

約数和(自身を除く): 104348943

約数列:

[1, 3, 7, 9, 21, 63, 787, 2361, 3221, 5509, 7083, 9663, 16527, 22547, 28989, 49581, 67641, 202923, 2534927, 7604781, 17744489, 22814343, 53233467, 159700401]

約数ペア:

[(1, 159700401), (3, 53233467), (7, 22814343), (9, 17744489), (21, 7604781), (63, 2534927), (787, 202923), (2361, 67641), (3221, 49581), (5509, 28989), (7083, 22547), (9663, 16527)]