26806143

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 44352000

約数和(自身を除く): 17545857

約数列:

[1, 3, 7, 13, 21, 39, 91, 149, 273, 447, 659, 1043, 1937, 1977, 3129, 4613, 5811, 8567, 13559, 13839, 25701, 40677, 59969, 98191, 179907, 294573, 687337, 1276483, 2062011, 3829449, 8935381, 26806143]

約数ペア:

[(1, 26806143), (3, 8935381), (7, 3829449), (13, 2062011), (21, 1276483), (39, 687337), (91, 294573), (149, 179907), (273, 98191), (447, 59969), (659, 40677), (1043, 25701), (1937, 13839), (1977, 13559), (3129, 8567), (4613, 5811)]