207970915

素因数分解:

$5^1\times {\mathrm{223}}^1\times {\mathrm{383}}^1\times {\mathrm{487}}^1$

素因数の和:1098

約数の個数: 16

約数和(自身を含む): 251854848

約数和(自身を除く): 43883933

約数列:

[1, 5, 223, 383, 487, 1115, 1915, 2435, 85409, 108601, 186521, 427045, 543005, 932605, 41594183, 207970915]

約数ペア:

[(1, 207970915), (5, 41594183), (223, 932605), (383, 543005), (487, 427045), (1115, 186521), (1915, 108601), (2435, 85409)]