81734145

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{17749}}^1$

素因数の和:18064

約数の個数: 16

約数和(自身を含む): 131208000

約数和(自身を除く): 49473855

約数列:

[1, 3, 5, 15, 307, 921, 1535, 4605, 17749, 53247, 88745, 266235, 5448943, 16346829, 27244715, 81734145]

約数ペア:

[(1, 81734145), (3, 27244715), (5, 16346829), (15, 5448943), (307, 266235), (921, 88745), (1535, 53247), (4605, 17749)]