28418558

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 50139648

約数和(自身を除く): 21721090

約数列:

[1, 2, 7, 14, 61, 107, 122, 214, 311, 427, 622, 749, 854, 1498, 2177, 4354, 6527, 13054, 18971, 33277, 37942, 45689, 66554, 91378, 132797, 232939, 265594, 465878, 2029897, 4059794, 14209279, 28418558]

約数ペア:

[(1, 28418558), (2, 14209279), (7, 4059794), (14, 2029897), (61, 465878), (107, 265594), (122, 232939), (214, 132797), (311, 91378), (427, 66554), (622, 45689), (749, 37942), (854, 33277), (1498, 18971), (2177, 13054), (4354, 6527)]