189315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{601}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 375648

約数和(自身を除く): 186333

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 601, 1803, 3005, 4207, 5409, 9015, 12621, 21035, 27045, 37863, 63105, 189315]

約数ペア:

[(1, 189315), (3, 63105), (5, 37863), (7, 27045), (9, 21035), (15, 12621), (21, 9015), (35, 5409), (45, 4207), (63, 3005), (105, 1803), (315, 601)]