388478874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{9249497}}^1$

素因数の和:9249509

約数の個数: 16

約数和(自身を含む): 887951808

約数和(自身を除く): 499472934

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 9249497, 18498994, 27748491, 55496982, 64746479, 129492958, 194239437, 388478874]

約数ペア:

[(1, 388478874), (2, 194239437), (3, 129492958), (6, 64746479), (7, 55496982), (14, 27748491), (21, 18498994), (42, 9249497)]