25977861

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 48294400

約数和(自身を除く): 22316539

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 97, 109, 117, 189, 273, 291, 327, 351, 679, 763, 819, 873, 981, 1261, 1417, 2037, 2289, 2457, 2619, 2943, 3783, 4251, 6111, 6867, 8827, 9919, 10573, 11349, 12753, 18333, 20601, 26481, 29757, 31719, 34047, 38259, 74011, 79443, 89271, 95157, 137449, 222033, 238329, 267813, 285471, 412347, 666099, 962143, 1237041, 1998297, 2886429, 3711123, 8659287, 25977861]

約数ペア:

[(1, 25977861), (3, 8659287), (7, 3711123), (9, 2886429), (13, 1998297), (21, 1237041), (27, 962143), (39, 666099), (63, 412347), (91, 285471), (97, 267813), (109, 238329), (117, 222033), (189, 137449), (273, 95157), (291, 89271), (327, 79443), (351, 74011), (679, 38259), (763, 34047), (819, 31719), (873, 29757), (981, 26481), (1261, 20601), (1417, 18333), (2037, 12753), (2289, 11349), (2457, 10573), (2619, 9919), (2943, 8827), (3783, 6867), (4251, 6111)]