201709197

素因数分解:

$3^7\times {\mathrm{149}}^1\times {\mathrm{619}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 305040000

約数和(自身を除く): 103330803

約数列:

[1, 3, 9, 27, 81, 149, 243, 447, 619, 729, 1341, 1857, 2187, 4023, 5571, 12069, 16713, 36207, 50139, 92231, 108621, 150417, 276693, 325863, 451251, 830079, 1353753, 2490237, 7470711, 22412133, 67236399, 201709197]

約数ペア:

[(1, 201709197), (3, 67236399), (9, 22412133), (27, 7470711), (81, 2490237), (149, 1353753), (243, 830079), (447, 451251), (619, 325863), (729, 276693), (1341, 150417), (1857, 108621), (2187, 92231), (4023, 50139), (5571, 36207), (12069, 16713)]