27688521

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{8849}}^1$

素因数の和:9008

約数の個数: 16

約数和(自身を含む): 42480000

約数和(自身を除く): 14791479

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 8849, 26547, 61943, 185829, 1318501, 3955503, 9229507, 27688521]

約数ペア:

[(1, 27688521), (3, 9229507), (7, 3955503), (21, 1318501), (149, 185829), (447, 61943), (1043, 26547), (3129, 8849)]