871256052

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{20051}}^1$

素因数の和:20149

約数の個数: 72

約数和(自身を含む): 2364852672

約数和(自身を除く): 1493596620

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 71, 102, 142, 153, 204, 213, 284, 306, 426, 612, 639, 852, 1207, 1278, 2414, 2556, 3621, 4828, 7242, 10863, 14484, 20051, 21726, 40102, 43452, 60153, 80204, 120306, 180459, 240612, 340867, 360918, 681734, 721836, 1022601, 1363468, 1423621, 2045202, 2847242, 3067803, 4090404, 4270863, 5694484, 6135606, 8541726, 12271212, 12812589, 17083452, 24201557, 25625178, 48403114, 51250356, 72604671, 96806228, 145209342, 217814013, 290418684, 435628026, 871256052]

約数ペア:

[(1, 871256052), (2, 435628026), (3, 290418684), (4, 217814013), (6, 145209342), (9, 96806228), (12, 72604671), (17, 51250356), (18, 48403114), (34, 25625178), (36, 24201557), (51, 17083452), (68, 12812589), (71, 12271212), (102, 8541726), (142, 6135606), (153, 5694484), (204, 4270863), (213, 4090404), (284, 3067803), (306, 2847242), (426, 2045202), (612, 1423621), (639, 1363468), (852, 1022601), (1207, 721836), (1278, 681734), (2414, 360918), (2556, 340867), (3621, 240612), (4828, 180459), (7242, 120306), (10863, 80204), (14484, 60153), (20051, 43452), (21726, 40102)]