28528089317

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{498403}}^1$

素因数の和:498477

約数の個数: 32

約数和(自身を含む): 38181733632

約数和(自身を除く): 9653644315

約数列:

[1, 7, 13, 17, 37, 91, 119, 221, 259, 481, 629, 1547, 3367, 4403, 8177, 57239, 498403, 3488821, 6479239, 8472851, 18440911, 45354673, 59309957, 110147063, 129086377, 239731843, 313495487, 771029441, 1678122901, 2194468409, 4075441331, 28528089317]

約数ペア:

[(1, 28528089317), (7, 4075441331), (13, 2194468409), (17, 1678122901), (37, 771029441), (91, 313495487), (119, 239731843), (221, 129086377), (259, 110147063), (481, 59309957), (629, 45354673), (1547, 18440911), (3367, 8472851), (4403, 6479239), (8177, 3488821), (57239, 498403)]