671567215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{80863}}^1$

素因数の和:81030

約数の個数: 16

約数和(自身を含む): 884975616

約数和(自身を除く): 213408401

約数列:

[1, 5, 11, 55, 151, 755, 1661, 8305, 80863, 404315, 889493, 4447465, 12210313, 61051565, 134313443, 671567215]

約数ペア:

[(1, 671567215), (5, 134313443), (11, 61051565), (55, 12210313), (151, 4447465), (755, 889493), (1661, 404315), (8305, 80863)]