389618968

素因数分解:

$2^3\times {\mathrm{691}}^1\times {\mathrm{70481}}^1$

素因数の和:71178

約数の個数: 16

約数和(自身を含む): 731603160

約数和(自身を除く): 341984192

約数列:

[1, 2, 4, 8, 691, 1382, 2764, 5528, 70481, 140962, 281924, 563848, 48702371, 97404742, 194809484, 389618968]

約数ペア:

[(1, 389618968), (2, 194809484), (4, 97404742), (8, 48702371), (691, 563848), (1382, 281924), (2764, 140962), (5528, 70481)]