278344266735

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9007}}^1\times {\mathrm{29017}}^1$

素因数の和:38103

約数の個数: 32

約数和(自身を含む): 451689080832

約数和(自身を除く): 173344814097

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 9007, 27021, 29017, 45035, 87051, 135105, 145085, 435255, 639497, 1918491, 2060207, 3197485, 6180621, 9592455, 10301035, 30903105, 261356119, 784068357, 1306780595, 3920341785, 18556284449, 55668853347, 92781422245, 278344266735]

約数ペア:

[(1, 278344266735), (3, 92781422245), (5, 55668853347), (15, 18556284449), (71, 3920341785), (213, 1306780595), (355, 784068357), (1065, 261356119), (9007, 30903105), (27021, 10301035), (29017, 9592455), (45035, 6180621), (87051, 3197485), (135105, 2060207), (145085, 1918491), (435255, 639497)]