87170853

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 159694848

約数和(自身を除く): 72523995

約数列:

[1, 3, 7, 11, 21, 31, 33, 37, 47, 49, 77, 93, 111, 141, 147, 217, 231, 259, 329, 341, 407, 517, 539, 651, 777, 987, 1023, 1147, 1221, 1457, 1519, 1551, 1617, 1739, 1813, 2303, 2387, 2849, 3441, 3619, 4371, 4557, 5217, 5439, 6909, 7161, 8029, 8547, 10199, 10857, 12173, 12617, 16027, 16709, 19129, 19943, 24087, 25333, 30597, 36519, 37851, 48081, 50127, 53909, 56203, 57387, 59829, 71393, 75999, 85211, 88319, 112189, 133903, 161727, 168609, 214179, 255633, 264957, 336567, 377363, 401709, 592999, 618233, 785323, 937321, 1132089, 1778997, 1854699, 2355969, 2641541, 2811963, 4150993, 7924623, 12452979, 29056951, 87170853]

約数ペア:

[(1, 87170853), (3, 29056951), (7, 12452979), (11, 7924623), (21, 4150993), (31, 2811963), (33, 2641541), (37, 2355969), (47, 1854699), (49, 1778997), (77, 1132089), (93, 937321), (111, 785323), (141, 618233), (147, 592999), (217, 401709), (231, 377363), (259, 336567), (329, 264957), (341, 255633), (407, 214179), (517, 168609), (539, 161727), (651, 133903), (777, 112189), (987, 88319), (1023, 85211), (1147, 75999), (1221, 71393), (1457, 59829), (1519, 57387), (1551, 56203), (1617, 53909), (1739, 50127), (1813, 48081), (2303, 37851), (2387, 36519), (2849, 30597), (3441, 25333), (3619, 24087), (4371, 19943), (4557, 19129), (5217, 16709), (5439, 16027), (6909, 12617), (7161, 12173), (8029, 10857), (8547, 10199)]