989845493

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{2089}}^1$

素因数の和:2277

約数の個数: 32

約数和(自身を含む): 1258414080

約数和(自身を除く): 268568587

約数列:

[1, 7, 13, 41, 91, 127, 287, 533, 889, 1651, 2089, 3731, 5207, 11557, 14623, 27157, 36449, 67691, 85649, 190099, 265303, 473837, 599543, 1113437, 1857121, 3448939, 7794059, 10877423, 24142573, 76141961, 141406499, 989845493]

約数ペア:

[(1, 989845493), (7, 141406499), (13, 76141961), (41, 24142573), (91, 10877423), (127, 7794059), (287, 3448939), (533, 1857121), (889, 1113437), (1651, 599543), (2089, 473837), (3731, 265303), (5207, 190099), (11557, 85649), (14623, 67691), (27157, 36449)]