31278892

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 55777680

約数和(自身を除く): 24498788

約数列:

[1, 2, 4, 101, 139, 202, 278, 404, 556, 557, 1114, 2228, 14039, 28078, 56156, 56257, 77423, 112514, 154846, 225028, 309692, 7819723, 15639446, 31278892]

約数ペア:

[(1, 31278892), (2, 15639446), (4, 7819723), (101, 309692), (139, 225028), (202, 154846), (278, 112514), (404, 77423), (556, 56257), (557, 56156), (1114, 28078), (2228, 14039)]