221832352

素因数分解:

$2^5\times 7^1\times {\mathrm{990323}}^1$

素因数の和:990340

約数の個数: 24

約数和(自身を含む): 499123296

約数和(自身を除く): 277290944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 990323, 1980646, 3961292, 6932261, 7922584, 13864522, 15845168, 27729044, 31690336, 55458088, 110916176, 221832352]

約数ペア:

[(1, 221832352), (2, 110916176), (4, 55458088), (7, 31690336), (8, 27729044), (14, 15845168), (16, 13864522), (28, 7922584), (32, 6932261), (56, 3961292), (112, 1980646), (224, 990323)]