247914797

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{1571}}^1$

素因数の和:1844

約数の個数: 16

約数和(自身を含む): 272899200

約数和(自身を除く): 24984403

約数列:

[1, 13, 61, 199, 793, 1571, 2587, 12139, 20423, 95831, 157807, 312629, 1245803, 4064177, 19070369, 247914797]

約数ペア:

[(1, 247914797), (13, 19070369), (61, 4064177), (199, 1245803), (793, 312629), (1571, 157807), (2587, 95831), (12139, 20423)]