381013028

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{787217}}^1$

素因数の和:787243

約数の個数: 18

約数和(自身を含む): 732899958

約数和(自身を除く): 351886930

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 787217, 1574434, 3148868, 8659387, 17318774, 34637548, 95253257, 190506514, 381013028]

約数ペア:

[(1, 381013028), (2, 190506514), (4, 95253257), (11, 34637548), (22, 17318774), (44, 8659387), (121, 3148868), (242, 1574434), (484, 787217)]