1285687428

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{7039}}^1$

素因数の和:7568

約数の個数: 48

約数和(自身を含む): 3103457280

約数和(自身を除く): 1817769852

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 491, 982, 1473, 1964, 2946, 5892, 7039, 14078, 15221, 21117, 28156, 30442, 42234, 45663, 60884, 84468, 91326, 182652, 218209, 436418, 654627, 872836, 1309254, 2618508, 3456149, 6912298, 10368447, 13824596, 20736894, 41473788, 107140619, 214281238, 321421857, 428562476, 642843714, 1285687428]

約数ペア:

[(1, 1285687428), (2, 642843714), (3, 428562476), (4, 321421857), (6, 214281238), (12, 107140619), (31, 41473788), (62, 20736894), (93, 13824596), (124, 10368447), (186, 6912298), (372, 3456149), (491, 2618508), (982, 1309254), (1473, 872836), (1964, 654627), (2946, 436418), (5892, 218209), (7039, 182652), (14078, 91326), (15221, 84468), (21117, 60884), (28156, 45663), (30442, 42234)]