28505605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4919}}^1$

素因数の和:5004

約数の個数: 16

約数和(自身を含む): 36604800

約数和(自身を除く): 8099195

約数列:

[1, 5, 19, 61, 95, 305, 1159, 4919, 5795, 24595, 93461, 300059, 467305, 1500295, 5701121, 28505605]

約数ペア:

[(1, 28505605), (5, 5701121), (19, 1500295), (61, 467305), (95, 300059), (305, 93461), (1159, 24595), (4919, 5795)]