219903587

素因数分解:

${\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:790

約数の個数: 16

約数和(自身を含む): 234900000

約数和(自身を除く): 14996413

約数列:

[1, 19, 149, 173, 449, 2831, 3287, 8531, 25777, 66901, 77677, 489763, 1271119, 1475863, 11573873, 219903587]

約数ペア:

[(1, 219903587), (19, 11573873), (149, 1475863), (173, 1271119), (449, 489763), (2831, 77677), (3287, 66901), (8531, 25777)]