57423735

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2085

約数の個数: 40

約数和(自身を含む): 104439456

約数和(自身を除く): 47015721

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 1997, 3195, 5751, 5991, 9585, 9985, 17973, 28755, 29955, 53919, 89865, 141787, 161757, 269595, 425361, 708935, 808785, 1276083, 2126805, 3828249, 6380415, 11484747, 19141245, 57423735]

約数ペア:

[(1, 57423735), (3, 19141245), (5, 11484747), (9, 6380415), (15, 3828249), (27, 2126805), (45, 1276083), (71, 808785), (81, 708935), (135, 425361), (213, 269595), (355, 161757), (405, 141787), (639, 89865), (1065, 53919), (1917, 29955), (1997, 28755), (3195, 17973), (5751, 9985), (5991, 9585)]