81777514

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26431}}^1$

素因数の和:26470

約数の個数: 32

約数和(自身を含む): 159860736

約数和(自身を除く): 78083222

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 26431, 52862, 185017, 343603, 370034, 449327, 687206, 898654, 2405221, 3145289, 4810442, 5841251, 6290578, 11682502, 40888757, 81777514]

約数ペア:

[(1, 81777514), (2, 40888757), (7, 11682502), (13, 6290578), (14, 5841251), (17, 4810442), (26, 3145289), (34, 2405221), (91, 898654), (119, 687206), (182, 449327), (221, 370034), (238, 343603), (442, 185017), (1547, 52862), (3094, 26431)]