290716636

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7789}}^1$

素因数の和:7874

約数の個数: 48

約数和(自身を含む): 614225920

約数和(自身を除く): 323509284

約数列:

[1, 2, 4, 7, 14, 28, 31, 43, 62, 86, 124, 172, 217, 301, 434, 602, 868, 1204, 1333, 2666, 5332, 7789, 9331, 15578, 18662, 31156, 37324, 54523, 109046, 218092, 241459, 334927, 482918, 669854, 965836, 1339708, 1690213, 2344489, 3380426, 4688978, 6760852, 9377956, 10382737, 20765474, 41530948, 72679159, 145358318, 290716636]

約数ペア:

[(1, 290716636), (2, 145358318), (4, 72679159), (7, 41530948), (14, 20765474), (28, 10382737), (31, 9377956), (43, 6760852), (62, 4688978), (86, 3380426), (124, 2344489), (172, 1690213), (217, 1339708), (301, 965836), (434, 669854), (602, 482918), (868, 334927), (1204, 241459), (1333, 218092), (2666, 109046), (5332, 54523), (7789, 37324), (9331, 31156), (15578, 18662)]