81783408

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{243403}}^1$

素因数の和:243421

約数の個数: 40

約数和(自身を含む): 241456768

約数和(自身を除く): 159673360

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 243403, 486806, 730209, 973612, 1460418, 1703821, 1947224, 2920836, 3407642, 3894448, 5111463, 5841672, 6815284, 10222926, 11683344, 13630568, 20445852, 27261136, 40891704, 81783408]

約数ペア:

[(1, 81783408), (2, 40891704), (3, 27261136), (4, 20445852), (6, 13630568), (7, 11683344), (8, 10222926), (12, 6815284), (14, 5841672), (16, 5111463), (21, 3894448), (24, 3407642), (28, 2920836), (42, 1947224), (48, 1703821), (56, 1460418), (84, 973612), (112, 730209), (168, 486806), (336, 243403)]