306388990

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1\times {\mathrm{821}}^1$

素因数の和:1452

約数の個数: 32

約数和(自身を含む): 561419424

約数和(自身を除く): 255030434

約数列:

[1, 2, 5, 10, 67, 134, 335, 557, 670, 821, 1114, 1642, 2785, 4105, 5570, 8210, 37319, 55007, 74638, 110014, 186595, 275035, 373190, 457297, 550070, 914594, 2286485, 4572970, 30638899, 61277798, 153194495, 306388990]

約数ペア:

[(1, 306388990), (2, 153194495), (5, 61277798), (10, 30638899), (67, 4572970), (134, 2286485), (335, 914594), (557, 550070), (670, 457297), (821, 373190), (1114, 275035), (1642, 186595), (2785, 110014), (4105, 74638), (5570, 55007), (8210, 37319)]