27651330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{43891}}^1$

素因数の和:43911

約数の個数: 48

約数和(自身を含む): 82165824

約数和(自身を除く): 54514494

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 43891, 87782, 131673, 219455, 263346, 307237, 395019, 438910, 614474, 658365, 790038, 921711, 1316730, 1536185, 1843422, 1975095, 2765133, 3072370, 3950190, 4608555, 5530266, 9217110, 13825665, 27651330]

約数ペア:

[(1, 27651330), (2, 13825665), (3, 9217110), (5, 5530266), (6, 4608555), (7, 3950190), (9, 3072370), (10, 2765133), (14, 1975095), (15, 1843422), (18, 1536185), (21, 1316730), (30, 921711), (35, 790038), (42, 658365), (45, 614474), (63, 438910), (70, 395019), (90, 307237), (105, 263346), (126, 219455), (210, 131673), (315, 87782), (630, 43891)]