291211017

素因数分解:

$3^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1\times {\mathrm{2063}}^1$

素因数の和:2500

約数の個数: 16

約数和(自身を含む): 392060928

約数和(自身を除く): 100849911

約数列:

[1, 3, 211, 223, 633, 669, 2063, 6189, 47053, 141159, 435293, 460049, 1305879, 1380147, 97070339, 291211017]

約数ペア:

[(1, 291211017), (3, 97070339), (211, 1380147), (223, 1305879), (633, 460049), (669, 435293), (2063, 141159), (6189, 47053)]