81429684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31271}}^1$

素因数の和:31316

約数の個数: 48

約数和(自身を含む): 224157696

約数和(自身を除く): 142728012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 31271, 62542, 93813, 125084, 187626, 218897, 375252, 437794, 656691, 875588, 969401, 1313382, 1938802, 2626764, 2908203, 3877604, 5816406, 6785807, 11632812, 13571614, 20357421, 27143228, 40714842, 81429684]

約数ペア:

[(1, 81429684), (2, 40714842), (3, 27143228), (4, 20357421), (6, 13571614), (7, 11632812), (12, 6785807), (14, 5816406), (21, 3877604), (28, 2908203), (31, 2626764), (42, 1938802), (62, 1313382), (84, 969401), (93, 875588), (124, 656691), (186, 437794), (217, 375252), (372, 218897), (434, 187626), (651, 125084), (868, 93813), (1302, 62542), (2604, 31271)]