1639656676

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{824777}}^1$

素因数の和:824859

約数の個数: 24

約数和(自身を含む): 3325504896

約数和(自身を除く): 1685848220

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 824777, 1649554, 3299108, 5773439, 11546878, 23093756, 58559167, 117118334, 234236668, 409914169, 819828338, 1639656676]

約数ペア:

[(1, 1639656676), (2, 819828338), (4, 409914169), (7, 234236668), (14, 117118334), (28, 58559167), (71, 23093756), (142, 11546878), (284, 5773439), (497, 3299108), (994, 1649554), (1988, 824777)]