13174287

素因数分解:

$3^1\times 7^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 40

約数和(自身を含む): 21511680

約数和(自身を除く): 8337393

約数列:

[1, 3, 7, 21, 31, 49, 59, 93, 147, 177, 217, 343, 413, 651, 1029, 1239, 1519, 1829, 2401, 2891, 4557, 5487, 7203, 8673, 10633, 12803, 20237, 31899, 38409, 60711, 74431, 89621, 141659, 223293, 268863, 424977, 627347, 1882041, 4391429, 13174287]

約数ペア:

[(1, 13174287), (3, 4391429), (7, 1882041), (21, 627347), (31, 424977), (49, 268863), (59, 223293), (93, 141659), (147, 89621), (177, 74431), (217, 60711), (343, 38409), (413, 31899), (651, 20237), (1029, 12803), (1239, 10633), (1519, 8673), (1829, 7203), (2401, 5487), (2891, 4557)]