28744282

素因数分解:

$2^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{2239}}^1$

素因数の和:2386

約数の個数: 24

約数和(自身を含む): 50561280

約数和(自身を除く): 21816998

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 917, 1834, 2239, 4478, 6419, 12838, 15673, 31346, 109711, 219422, 293309, 586618, 2053163, 4106326, 14372141, 28744282]

約数ペア:

[(1, 28744282), (2, 14372141), (7, 4106326), (14, 2053163), (49, 586618), (98, 293309), (131, 219422), (262, 109711), (917, 31346), (1834, 15673), (2239, 12838), (4478, 6419)]