897886970

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{888997}}^1$

素因数の和:889105

約数の個数: 16

約数和(自身を含む): 1632200328

約数和(自身を除く): 734313358

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 888997, 1777994, 4444985, 8889970, 89788697, 179577394, 448943485, 897886970]

約数ペア:

[(1, 897886970), (2, 448943485), (5, 179577394), (10, 89788697), (101, 8889970), (202, 4444985), (505, 1777994), (1010, 888997)]