40383945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{128203}}^1$

素因数の和:128221

約数の個数: 24

約数和(自身を含む): 79999296

約数和(自身を除く): 39615351

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 128203, 384609, 641015, 897421, 1153827, 1923045, 2692263, 4487105, 5769135, 8076789, 13461315, 40383945]

約数ペア:

[(1, 40383945), (3, 13461315), (5, 8076789), (7, 5769135), (9, 4487105), (15, 2692263), (21, 1923045), (35, 1153827), (45, 897421), (63, 641015), (105, 384609), (315, 128203)]