7941428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1787}}^1$

素因数の和:1903

約数の個数: 24

約数和(自身を含む): 15319584

約数和(自身を除く): 7378156

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 1787, 2222, 3574, 4444, 7148, 19657, 39314, 78628, 180487, 360974, 721948, 1985357, 3970714, 7941428]

約数ペア:

[(1, 7941428), (2, 3970714), (4, 1985357), (11, 721948), (22, 360974), (44, 180487), (101, 78628), (202, 39314), (404, 19657), (1111, 7148), (1787, 4444), (2222, 3574)]