1721167236

素因数分解:

$2^2\times 3^2\times {\mathrm{47810201}}^1$

素因数の和:47810211

約数の個数: 18

約数和(自身を含む): 4350728382

約数和(自身を除く): 2629561146

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47810201, 95620402, 143430603, 191240804, 286861206, 430291809, 573722412, 860583618, 1721167236]

約数ペア:

[(1, 1721167236), (2, 860583618), (3, 573722412), (4, 430291809), (6, 286861206), (9, 191240804), (12, 143430603), (18, 95620402), (36, 47810201)]