27797823

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:425

約数の個数: 40

約数和(自身を含む): 44466048

約数和(自身を除く): 16668225

約数列:

[1, 3, 9, 23, 27, 43, 69, 81, 129, 207, 347, 387, 621, 989, 1041, 1161, 1863, 2967, 3123, 3483, 7981, 8901, 9369, 14921, 23943, 26703, 28107, 44763, 71829, 80109, 134289, 215487, 343183, 402867, 646461, 1029549, 1208601, 3088647, 9265941, 27797823]

約数ペア:

[(1, 27797823), (3, 9265941), (9, 3088647), (23, 1208601), (27, 1029549), (43, 646461), (69, 402867), (81, 343183), (129, 215487), (207, 134289), (347, 80109), (387, 71829), (621, 44763), (989, 28107), (1041, 26703), (1161, 23943), (1863, 14921), (2967, 9369), (3123, 8901), (3483, 7981)]