28393148

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4673}}^1$

素因数の和:4722

約数の個数: 36

約数和(自身を含む): 59677632

約数和(自身を除く): 31284484

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 4673, 6076, 9346, 18692, 32711, 65422, 130844, 144863, 228977, 289726, 457954, 579452, 915908, 1014041, 2028082, 4056164, 7098287, 14196574, 28393148]

約数ペア:

[(1, 28393148), (2, 14196574), (4, 7098287), (7, 4056164), (14, 2028082), (28, 1014041), (31, 915908), (49, 579452), (62, 457954), (98, 289726), (124, 228977), (196, 144863), (217, 130844), (434, 65422), (868, 32711), (1519, 18692), (3038, 9346), (4673, 6076)]