388648792

素因数分解:

$2^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{23057}}^1$

素因数の和:23120

約数の個数: 48

約数和(自身を含む): 867441960

約数和(自身を除く): 478793168

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 301, 344, 392, 602, 1204, 2107, 2408, 4214, 8428, 16856, 23057, 46114, 92228, 161399, 184456, 322798, 645596, 991451, 1129793, 1291192, 1982902, 2259586, 3965804, 4519172, 6940157, 7931608, 9038344, 13880314, 27760628, 48581099, 55521256, 97162198, 194324396, 388648792]

約数ペア:

[(1, 388648792), (2, 194324396), (4, 97162198), (7, 55521256), (8, 48581099), (14, 27760628), (28, 13880314), (43, 9038344), (49, 7931608), (56, 6940157), (86, 4519172), (98, 3965804), (172, 2259586), (196, 1982902), (301, 1291192), (344, 1129793), (392, 991451), (602, 645596), (1204, 322798), (2107, 184456), (2408, 161399), (4214, 92228), (8428, 46114), (16856, 23057)]