12788925

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4159}}^1$

素因数の和:4213

約数の個数: 24

約数和(自身を含む): 21665280

約数和(自身を除く): 8876355

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 4159, 12477, 20795, 62385, 103975, 170519, 311925, 511557, 852595, 2557785, 4262975, 12788925]

約数ペア:

[(1, 12788925), (3, 4262975), (5, 2557785), (15, 852595), (25, 511557), (41, 311925), (75, 170519), (123, 103975), (205, 62385), (615, 20795), (1025, 12477), (3075, 4159)]