1251439343

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{20341}}^1$

素因数の和:20423

約数の個数: 32

約数和(自身を含む): 1687246848

約数和(自身を除く): 435807505

約数列:

[1, 7, 11, 17, 47, 77, 119, 187, 329, 517, 799, 1309, 3619, 5593, 8789, 20341, 61523, 142387, 223751, 345797, 956027, 1566257, 2420579, 3803767, 6692189, 10516297, 16252459, 26626369, 73614079, 113767213, 178777049, 1251439343]

約数ペア:

[(1, 1251439343), (7, 178777049), (11, 113767213), (17, 73614079), (47, 26626369), (77, 16252459), (119, 10516297), (187, 6692189), (329, 3803767), (517, 2420579), (799, 1566257), (1309, 956027), (3619, 345797), (5593, 223751), (8789, 142387), (20341, 61523)]