7218428

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3631}}^1$

素因数の和:3713

約数の個数: 24

約数和(自身を含む): 14644224

約数和(自身を除く): 7425796

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 3631, 7262, 14524, 25417, 50834, 101668, 257801, 515602, 1031204, 1804607, 3609214, 7218428]

約数ペア:

[(1, 7218428), (2, 3609214), (4, 1804607), (7, 1031204), (14, 515602), (28, 257801), (71, 101668), (142, 50834), (284, 25417), (497, 14524), (994, 7262), (1988, 3631)]