281728466

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{857}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 458377920

約数和(自身を除く): 176649454

約数列:

[1, 2, 19, 38, 41, 82, 211, 422, 779, 857, 1558, 1714, 4009, 8018, 8651, 16283, 17302, 32566, 35137, 70274, 164369, 180827, 328738, 361654, 667603, 1335206, 3435713, 6871426, 7413907, 14827814, 140864233, 281728466]

約数ペア:

[(1, 281728466), (2, 140864233), (19, 14827814), (38, 7413907), (41, 6871426), (82, 3435713), (211, 1335206), (422, 667603), (779, 361654), (857, 328738), (1558, 180827), (1714, 164369), (4009, 70274), (8018, 35137), (8651, 32566), (16283, 17302)]