278712752641

素因数分解:

${\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{661}}^1\times {\mathrm{80761}}^1$

素因数の和:81672

約数の個数: 16

約数和(自身を含む): 292557437568

約数和(自身を除く): 13844684927

約数列:

[1, 23, 227, 661, 5221, 15203, 80761, 150047, 1857503, 3451081, 18332747, 53383021, 421653181, 1227809483, 12117945767, 278712752641]

約数ペア:

[(1, 278712752641), (23, 12117945767), (227, 1227809483), (661, 421653181), (5221, 53383021), (15203, 18332747), (80761, 3451081), (150047, 1857503)]