71274196

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{18313}}^1$

素因数の和:18463

約数の個数: 24

約数和(自身を含む): 143581760

約数和(自身を除く): 72307564

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 18313, 36626, 73252, 128191, 256382, 512764, 2545507, 5091014, 10182028, 17818549, 35637098, 71274196]

約数ペア:

[(1, 71274196), (2, 35637098), (4, 17818549), (7, 10182028), (14, 5091014), (28, 2545507), (139, 512764), (278, 256382), (556, 128191), (973, 73252), (1946, 36626), (3892, 18313)]