221558910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{16823}}^1$

素因数の和:17272

約数の個数: 32

約数和(自身を含む): 532984320

約数和(自身を除く): 311425410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 439, 878, 1317, 2195, 2634, 4390, 6585, 13170, 16823, 33646, 50469, 84115, 100938, 168230, 252345, 504690, 7385297, 14770594, 22155891, 36926485, 44311782, 73852970, 110779455, 221558910]

約数ペア:

[(1, 221558910), (2, 110779455), (3, 73852970), (5, 44311782), (6, 36926485), (10, 22155891), (15, 14770594), (30, 7385297), (439, 504690), (878, 252345), (1317, 168230), (2195, 100938), (2634, 84115), (4390, 50469), (6585, 33646), (13170, 16823)]