398574876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{17509}}^1$

素因数の和:17794

約数の個数: 48

約数和(自身を含む): 1066849280

約数和(自身を除く): 668274404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 271, 542, 813, 1084, 1626, 1897, 3252, 3794, 5691, 7588, 11382, 17509, 22764, 35018, 52527, 70036, 105054, 122563, 210108, 245126, 367689, 490252, 735378, 1470756, 4744939, 9489878, 14234817, 18979756, 28469634, 33214573, 56939268, 66429146, 99643719, 132858292, 199287438, 398574876]

約数ペア:

[(1, 398574876), (2, 199287438), (3, 132858292), (4, 99643719), (6, 66429146), (7, 56939268), (12, 33214573), (14, 28469634), (21, 18979756), (28, 14234817), (42, 9489878), (84, 4744939), (271, 1470756), (542, 735378), (813, 490252), (1084, 367689), (1626, 245126), (1897, 210108), (3252, 122563), (3794, 105054), (5691, 70036), (7588, 52527), (11382, 35018), (17509, 22764)]