213108084

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{31321}}^1$

素因数の和:31347

約数の個数: 72

約数和(自身を含む): 638467648

約数和(自身を除く): 425359564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 31321, 62642, 93963, 125284, 187926, 219247, 281889, 375852, 438494, 563778, 657741, 845667, 876988, 1127556, 1315482, 1691334, 1973223, 2537001, 2630964, 3382668, 3946446, 5074002, 5919669, 7611003, 7892892, 10148004, 11839338, 15222006, 17759007, 23678676, 30444012, 35518014, 53277021, 71036028, 106554042, 213108084]

約数ペア:

[(1, 213108084), (2, 106554042), (3, 71036028), (4, 53277021), (6, 35518014), (7, 30444012), (9, 23678676), (12, 17759007), (14, 15222006), (18, 11839338), (21, 10148004), (27, 7892892), (28, 7611003), (36, 5919669), (42, 5074002), (54, 3946446), (63, 3382668), (81, 2630964), (84, 2537001), (108, 1973223), (126, 1691334), (162, 1315482), (189, 1127556), (243, 876988), (252, 845667), (324, 657741), (378, 563778), (486, 438494), (567, 375852), (756, 281889), (972, 219247), (1134, 187926), (1701, 125284), (2268, 93963), (3402, 62642), (6804, 31321)]