173156979

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 245127168

約数和(自身を除く): 71970189

約数列:

[1, 3, 31, 61, 93, 131, 183, 233, 393, 699, 1891, 4061, 5673, 7223, 7991, 12183, 14213, 21669, 23973, 30523, 42639, 91569, 247721, 440603, 743163, 946213, 1321809, 1861903, 2838639, 5585709, 57718993, 173156979]

約数ペア:

[(1, 173156979), (3, 57718993), (31, 5585709), (61, 2838639), (93, 1861903), (131, 1321809), (183, 946213), (233, 743163), (393, 440603), (699, 247721), (1891, 91569), (4061, 42639), (5673, 30523), (7223, 23973), (7991, 21669), (12183, 14213)]