31216619

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:530

約数の個数: 16

約数和(自身を含む): 36368640

約数和(自身を除く): 5152021

約数列:

[1, 7, 109, 163, 251, 763, 1141, 1757, 17767, 27359, 40913, 124369, 191513, 286391, 4459517, 31216619]

約数ペア:

[(1, 31216619), (7, 4459517), (109, 286391), (163, 191513), (251, 124369), (763, 40913), (1141, 27359), (1757, 17767)]