1979985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 3674880

約数和(自身を除く): 1694895

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 109, 173, 327, 519, 545, 763, 865, 1211, 1635, 2289, 2595, 3633, 3815, 6055, 11445, 18165, 18857, 56571, 94285, 131999, 282855, 395997, 659995, 1979985]

約数ペア:

[(1, 1979985), (3, 659995), (5, 395997), (7, 282855), (15, 131999), (21, 94285), (35, 56571), (105, 18857), (109, 18165), (173, 11445), (327, 6055), (519, 3815), (545, 3633), (763, 2595), (865, 2289), (1211, 1635)]