207781145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4093}}^1$

素因数の和:4193

約数の個数: 32

約数和(自身を含む): 297126144

約数和(自身を除く): 89344999

約数列:

[1, 5, 11, 13, 55, 65, 71, 143, 355, 715, 781, 923, 3905, 4093, 4615, 10153, 20465, 45023, 50765, 53209, 225115, 266045, 290603, 585299, 1453015, 2926495, 3196633, 3777839, 15983165, 18889195, 41556229, 207781145]

約数ペア:

[(1, 207781145), (5, 41556229), (11, 18889195), (13, 15983165), (55, 3777839), (65, 3196633), (71, 2926495), (143, 1453015), (355, 585299), (715, 290603), (781, 266045), (923, 225115), (3905, 53209), (4093, 50765), (4615, 45023), (10153, 20465)]