51238785

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2069}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 89026560

約数和(自身を除く): 37787775

約数列:

[1, 3, 5, 13, 15, 39, 65, 127, 195, 381, 635, 1651, 1905, 2069, 4953, 6207, 8255, 10345, 24765, 26897, 31035, 80691, 134485, 262763, 403455, 788289, 1313815, 3415919, 3941445, 10247757, 17079595, 51238785]

約数ペア:

[(1, 51238785), (3, 17079595), (5, 10247757), (13, 3941445), (15, 3415919), (39, 1313815), (65, 788289), (127, 403455), (195, 262763), (381, 134485), (635, 80691), (1651, 31035), (1905, 26897), (2069, 24765), (4953, 10345), (6207, 8255)]