638837412

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{33461}}^1$

素因数の和:33548

約数の個数: 48

約数和(自身を含む): 1566556992

約数和(自身を除く): 927719580

約数列:

[1, 2, 3, 4, 6, 12, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 444, 516, 1591, 3182, 4773, 6364, 9546, 19092, 33461, 66922, 100383, 133844, 200766, 401532, 1238057, 1438823, 2476114, 2877646, 3714171, 4316469, 4952228, 5755292, 7428342, 8632938, 14856684, 17265876, 53236451, 106472902, 159709353, 212945804, 319418706, 638837412]

約数ペア:

[(1, 638837412), (2, 319418706), (3, 212945804), (4, 159709353), (6, 106472902), (12, 53236451), (37, 17265876), (43, 14856684), (74, 8632938), (86, 7428342), (111, 5755292), (129, 4952228), (148, 4316469), (172, 3714171), (222, 2877646), (258, 2476114), (444, 1438823), (516, 1238057), (1591, 401532), (3182, 200766), (4773, 133844), (6364, 100383), (9546, 66922), (19092, 33461)]