285698728

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{827}}^1$

素因数の和:1070

約数の個数: 64

約数和(自身を含む): 635904000

約数和(自身を除く): 350205272

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 199, 217, 248, 398, 434, 796, 827, 868, 1393, 1592, 1654, 1736, 2786, 3308, 5572, 5789, 6169, 6616, 11144, 11578, 12338, 23156, 24676, 25637, 43183, 46312, 49352, 51274, 86366, 102548, 164573, 172732, 179459, 205096, 329146, 345464, 358918, 658292, 717836, 1152011, 1316584, 1435672, 2304022, 4608044, 5101763, 9216088, 10203526, 20407052, 35712341, 40814104, 71424682, 142849364, 285698728]

約数ペア:

[(1, 285698728), (2, 142849364), (4, 71424682), (7, 40814104), (8, 35712341), (14, 20407052), (28, 10203526), (31, 9216088), (56, 5101763), (62, 4608044), (124, 2304022), (199, 1435672), (217, 1316584), (248, 1152011), (398, 717836), (434, 658292), (796, 358918), (827, 345464), (868, 329146), (1393, 205096), (1592, 179459), (1654, 172732), (1736, 164573), (2786, 102548), (3308, 86366), (5572, 51274), (5789, 49352), (6169, 46312), (6616, 43183), (11144, 25637), (11578, 24676), (12338, 23156)]