28006021426

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{1607}}^1$

素因数の和:1855

約数の個数: 64

約数和(自身を含む): 45613891584

約数和(自身を除く): 17607870158

約数列:

[1, 2, 31, 37, 62, 71, 74, 107, 142, 214, 1147, 1607, 2201, 2294, 2627, 3214, 3317, 3959, 4402, 5254, 6634, 7597, 7918, 15194, 49817, 59459, 81437, 99634, 114097, 118918, 122729, 162874, 171949, 228194, 235507, 245458, 281089, 343898, 471014, 562178, 1843229, 3537007, 3686458, 4221589, 5330419, 6362113, 7074014, 8443178, 8713759, 10660838, 12208379, 12724226, 17427518, 24416758, 130869259, 197225503, 261738518, 378459749, 394451006, 451710023, 756919498, 903420046, 14003010713, 28006021426]

約数ペア:

[(1, 28006021426), (2, 14003010713), (31, 903420046), (37, 756919498), (62, 451710023), (71, 394451006), (74, 378459749), (107, 261738518), (142, 197225503), (214, 130869259), (1147, 24416758), (1607, 17427518), (2201, 12724226), (2294, 12208379), (2627, 10660838), (3214, 8713759), (3317, 8443178), (3959, 7074014), (4402, 6362113), (5254, 5330419), (6634, 4221589), (7597, 3686458), (7918, 3537007), (15194, 1843229), (49817, 562178), (59459, 471014), (81437, 343898), (99634, 281089), (114097, 245458), (118918, 235507), (122729, 228194), (162874, 171949)]