3978485

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1601}}^1$

素因数の和:1684

約数の個数: 16

約数和(自身を含む): 5536512

約数和(自身を除く): 1558027

約数列:

[1, 5, 7, 35, 71, 355, 497, 1601, 2485, 8005, 11207, 56035, 113671, 568355, 795697, 3978485]

約数ペア:

[(1, 3978485), (5, 795697), (7, 568355), (35, 113671), (71, 56035), (355, 11207), (497, 8005), (1601, 2485)]