28220398

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{907}}^1$

素因数の和:1287

約数の個数: 16

約数和(自身を含む): 43409664

約数和(自身を除く): 15189266

約数列:

[1, 2, 47, 94, 331, 662, 907, 1814, 15557, 31114, 42629, 85258, 300217, 600434, 14110199, 28220398]

約数ペア:

[(1, 28220398), (2, 14110199), (47, 600434), (94, 300217), (331, 85258), (662, 42629), (907, 31114), (1814, 15557)]