219953775

素因数分解:

$3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{37123}}^1$

素因数の和:37215

約数の個数: 24

約数和(自身を含む): 368270080

約数和(自身を除く): 148316305

約数列:

[1, 3, 5, 15, 25, 75, 79, 237, 395, 1185, 1975, 5925, 37123, 111369, 185615, 556845, 928075, 2784225, 2932717, 8798151, 14663585, 43990755, 73317925, 219953775]

約数ペア:

[(1, 219953775), (3, 73317925), (5, 43990755), (15, 14663585), (25, 8798151), (75, 2932717), (79, 2784225), (237, 928075), (395, 556845), (1185, 185615), (1975, 111369), (5925, 37123)]