989845129

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{1327}}^1$

素因数の和:2525

約数の個数: 24

約数和(自身を含む): 1242019968

約数和(自身を除く): 252174839

約数列:

[1, 7, 13, 49, 91, 637, 1171, 1327, 8197, 9289, 15223, 17251, 57379, 65023, 106561, 120757, 745927, 845299, 1553917, 10877419, 20200921, 76141933, 141406447, 989845129]

約数ペア:

[(1, 989845129), (7, 141406447), (13, 76141933), (49, 20200921), (91, 10877419), (637, 1553917), (1171, 845299), (1327, 745927), (8197, 120757), (9289, 106561), (15223, 65023), (17251, 57379)]