81366404

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{78539}}^1$

素因数の和:78587

約数の個数: 24

約数和(自身を含む): 167133120

約数和(自身を除く): 85766716

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 78539, 157078, 314156, 549773, 1099546, 2199092, 2905943, 5811886, 11623772, 20341601, 40683202, 81366404]

約数ペア:

[(1, 81366404), (2, 40683202), (4, 20341601), (7, 11623772), (14, 5811886), (28, 2905943), (37, 2199092), (74, 1099546), (148, 549773), (259, 314156), (518, 157078), (1036, 78539)]