211271289

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1\times {\mathrm{727}}^1$

素因数の和:1504

約数の個数: 16

約数和(自身を含む): 284339328

約数和(自身を除く): 73068039

約数列:

[1, 3, 157, 471, 617, 727, 1851, 2181, 96869, 114139, 290607, 342417, 448559, 1345677, 70423763, 211271289]

約数ペア:

[(1, 211271289), (3, 70423763), (157, 1345677), (471, 448559), (617, 342417), (727, 290607), (1851, 114139), (2181, 96869)]