25940812177

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1\times {\mathrm{1901}}^1$

素因数の和:2709

約数の個数: 32

約数和(自身を含む): 31236378624

約数和(自身を除く): 5295566447

約数列:

[1, 7, 23, 131, 161, 647, 917, 1901, 3013, 4529, 13307, 14881, 21091, 43723, 84757, 104167, 249031, 306061, 593299, 1229947, 1743217, 1949411, 5727713, 8609629, 13645877, 28288781, 40093991, 161123057, 198021467, 1127861399, 3705830311, 25940812177]

約数ペア:

[(1, 25940812177), (7, 3705830311), (23, 1127861399), (131, 198021467), (161, 161123057), (647, 40093991), (917, 28288781), (1901, 13645877), (3013, 8609629), (4529, 5727713), (13307, 1949411), (14881, 1743217), (21091, 1229947), (43723, 593299), (84757, 306061), (104167, 249031)]