209214213

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{9631}}^1$

素因数の和:10204

約数の個数: 16

約数和(自身を含む): 300980736

約数和(自身を除く): 91766523

約数列:

[1, 3, 13, 39, 557, 1671, 7241, 9631, 21723, 28893, 125203, 375609, 5364467, 16093401, 69738071, 209214213]

約数ペア:

[(1, 209214213), (3, 69738071), (13, 16093401), (39, 5364467), (557, 375609), (1671, 125203), (7241, 28893), (9631, 21723)]