8642968

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 16740000

約数和(自身を除く): 8097032

約数列:

[1, 2, 4, 8, 61, 89, 122, 178, 199, 244, 356, 398, 488, 712, 796, 1592, 5429, 10858, 12139, 17711, 21716, 24278, 35422, 43432, 48556, 70844, 97112, 141688, 1080371, 2160742, 4321484, 8642968]

約数ペア:

[(1, 8642968), (2, 4321484), (4, 2160742), (8, 1080371), (61, 141688), (89, 97112), (122, 70844), (178, 48556), (199, 43432), (244, 35422), (356, 24278), (398, 21716), (488, 17711), (712, 12139), (796, 10858), (1592, 5429)]