201993645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1923749}}^1$

素因数の和:1923764

約数の個数: 16

約数和(自身を含む): 369360000

約数和(自身を除く): 167366355

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1923749, 5771247, 9618745, 13466243, 28856235, 40398729, 67331215, 201993645]

約数ペア:

[(1, 201993645), (3, 67331215), (5, 40398729), (7, 28856235), (15, 13466243), (21, 9618745), (35, 5771247), (105, 1923749)]