17428185

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1543}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 30348864

約数和(自身を除く): 12920679

約数列:

[1, 3, 5, 9, 15, 45, 251, 753, 1255, 1543, 2259, 3765, 4629, 7715, 11295, 13887, 23145, 69435, 387293, 1161879, 1936465, 3485637, 5809395, 17428185]

約数ペア:

[(1, 17428185), (3, 5809395), (5, 3485637), (9, 1936465), (15, 1161879), (45, 387293), (251, 69435), (753, 23145), (1255, 13887), (1543, 11295), (2259, 7715), (3765, 4629)]