28279284

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{214237}}^1$

素因数の和:214255

約数の個数: 24

約数和(自身を含む): 71983968

約数和(自身を除く): 43704684

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 214237, 428474, 642711, 856948, 1285422, 2356607, 2570844, 4713214, 7069821, 9426428, 14139642, 28279284]

約数ペア:

[(1, 28279284), (2, 14139642), (3, 9426428), (4, 7069821), (6, 4713214), (11, 2570844), (12, 2356607), (22, 1285422), (33, 856948), (44, 642711), (66, 428474), (132, 214237)]