172492324

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{499}}^1\times {\mathrm{971}}^1$

素因数の和:1563

約数の個数: 24

約数和(自身を含む): 306180000

約数和(自身を除く): 133687676

約数列:

[1, 2, 4, 89, 178, 356, 499, 971, 998, 1942, 1996, 3884, 44411, 86419, 88822, 172838, 177644, 345676, 484529, 969058, 1938116, 43123081, 86246162, 172492324]

約数ペア:

[(1, 172492324), (2, 86246162), (4, 43123081), (89, 1938116), (178, 969058), (356, 484529), (499, 345676), (971, 177644), (998, 172838), (1942, 88822), (1996, 86419), (3884, 44411)]