28611272

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2663}}^1$

素因数の和:2765

約数の個数: 32

約数和(自身を含む): 57542400

約数和(自身を除く): 28931128

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 158, 316, 632, 1343, 2663, 2686, 5326, 5372, 10652, 10744, 21304, 45271, 90542, 181084, 210377, 362168, 420754, 841508, 1683016, 3576409, 7152818, 14305636, 28611272]

約数ペア:

[(1, 28611272), (2, 14305636), (4, 7152818), (8, 3576409), (17, 1683016), (34, 841508), (68, 420754), (79, 362168), (136, 210377), (158, 181084), (316, 90542), (632, 45271), (1343, 21304), (2663, 10744), (2686, 10652), (5326, 5372)]