17990235

素因数分解:

$3^3\times 5^1\times {\mathrm{133261}}^1$

素因数の和:133275

約数の個数: 16

約数和(自身を含む): 31982880

約数和(自身を除く): 13992645

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 133261, 399783, 666305, 1199349, 1998915, 3598047, 5996745, 17990235]

約数ペア:

[(1, 17990235), (3, 5996745), (5, 3598047), (9, 1998915), (15, 1199349), (27, 666305), (45, 399783), (135, 133261)]