81388272

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{242227}}^1$

素因数の和:242245

約数の個数: 40

約数和(自身を含む): 240290176

約数和(自身を除く): 158901904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 242227, 484454, 726681, 968908, 1453362, 1695589, 1937816, 2906724, 3391178, 3875632, 5086767, 5813448, 6782356, 10173534, 11626896, 13564712, 20347068, 27129424, 40694136, 81388272]

約数ペア:

[(1, 81388272), (2, 40694136), (3, 27129424), (4, 20347068), (6, 13564712), (7, 11626896), (8, 10173534), (12, 6782356), (14, 5813448), (16, 5086767), (21, 3875632), (24, 3391178), (28, 2906724), (42, 1937816), (48, 1695589), (56, 1453362), (84, 968908), (112, 726681), (168, 484454), (336, 242227)]