25404903

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 40974336

約数和(自身を除く): 15569433

約数列:

[1, 3, 9, 23, 31, 37, 69, 93, 107, 111, 207, 279, 321, 333, 713, 851, 963, 1147, 2139, 2461, 2553, 3317, 3441, 3959, 6417, 7383, 7659, 9951, 10323, 11877, 22149, 26381, 29853, 35631, 76291, 79143, 91057, 122729, 228873, 237429, 273171, 368187, 686619, 819513, 1104561, 2822767, 8468301, 25404903]

約数ペア:

[(1, 25404903), (3, 8468301), (9, 2822767), (23, 1104561), (31, 819513), (37, 686619), (69, 368187), (93, 273171), (107, 237429), (111, 228873), (207, 122729), (279, 91057), (321, 79143), (333, 76291), (713, 35631), (851, 29853), (963, 26381), (1147, 22149), (2139, 11877), (2461, 10323), (2553, 9951), (3317, 7659), (3441, 7383), (3959, 6417)]