138989312

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^2\times {\mathrm{641}}^1$

素因数の和:686

約数の個数: 108

約数和(自身を含む): 349057968

約数和(自身を除く): 210068656

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 128, 154, 176, 224, 242, 256, 308, 352, 448, 484, 616, 641, 704, 847, 896, 968, 1232, 1282, 1408, 1694, 1792, 1936, 2464, 2564, 2816, 3388, 3872, 4487, 4928, 5128, 6776, 7051, 7744, 8974, 9856, 10256, 13552, 14102, 15488, 17948, 19712, 20512, 27104, 28204, 30976, 35896, 41024, 49357, 54208, 56408, 71792, 77561, 82048, 98714, 108416, 112816, 143584, 155122, 164096, 197428, 216832, 225632, 287168, 310244, 394856, 451264, 542927, 574336, 620488, 789712, 902528, 1085854, 1148672, 1240976, 1579424, 1805056, 2171708, 2481952, 3158848, 4343416, 4963904, 6317696, 8686832, 9927808, 12635392, 17373664, 19855616, 34747328, 69494656, 138989312]

約数ペア:

[(1, 138989312), (2, 69494656), (4, 34747328), (7, 19855616), (8, 17373664), (11, 12635392), (14, 9927808), (16, 8686832), (22, 6317696), (28, 4963904), (32, 4343416), (44, 3158848), (56, 2481952), (64, 2171708), (77, 1805056), (88, 1579424), (112, 1240976), (121, 1148672), (128, 1085854), (154, 902528), (176, 789712), (224, 620488), (242, 574336), (256, 542927), (308, 451264), (352, 394856), (448, 310244), (484, 287168), (616, 225632), (641, 216832), (704, 197428), (847, 164096), (896, 155122), (968, 143584), (1232, 112816), (1282, 108416), (1408, 98714), (1694, 82048), (1792, 77561), (1936, 71792), (2464, 56408), (2564, 54208), (2816, 49357), (3388, 41024), (3872, 35896), (4487, 30976), (4928, 28204), (5128, 27104), (6776, 20512), (7051, 19712), (7744, 17948), (8974, 15488), (9856, 14102), (10256, 13552)]