128297235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{3947}}^1$

素因数の和:4163

約数の個数: 32

約数和(自身を含む): 225130752

約数和(自身を除く): 96833517

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 197, 591, 985, 2167, 2955, 3947, 6501, 10835, 11841, 19735, 32505, 43417, 59205, 130251, 217085, 651255, 777559, 2332677, 3887795, 8553149, 11663385, 25659447, 42765745, 128297235]

約数ペア:

[(1, 128297235), (3, 42765745), (5, 25659447), (11, 11663385), (15, 8553149), (33, 3887795), (55, 2332677), (165, 777559), (197, 651255), (591, 217085), (985, 130251), (2167, 59205), (2955, 43417), (3947, 32505), (6501, 19735), (10835, 11841)]