13688577

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 24014848

約数和(自身を除く): 10326271

約数列:

[1, 3, 7, 9, 21, 31, 43, 63, 93, 129, 163, 217, 279, 301, 387, 489, 651, 903, 1141, 1333, 1467, 1953, 2709, 3423, 3999, 5053, 7009, 9331, 10269, 11997, 15159, 21027, 27993, 35371, 45477, 49063, 63081, 83979, 106113, 147189, 217279, 318339, 441567, 651837, 1520953, 1955511, 4562859, 13688577]

約数ペア:

[(1, 13688577), (3, 4562859), (7, 1955511), (9, 1520953), (21, 651837), (31, 441567), (43, 318339), (63, 217279), (93, 147189), (129, 106113), (163, 83979), (217, 63081), (279, 49063), (301, 45477), (387, 35371), (489, 27993), (651, 21027), (903, 15159), (1141, 11997), (1333, 10269), (1467, 9331), (1953, 7009), (2709, 5053), (3423, 3999)]