221440858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{95531}}^1$

素因数の和:95613

約数の個数: 16

約数和(自身を含む): 355379040

約数和(自身を除く): 133938182

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 95531, 191062, 1815089, 3630178, 5827391, 11654782, 110720429, 221440858]

約数ペア:

[(1, 221440858), (2, 110720429), (19, 11654782), (38, 5827391), (61, 3630178), (122, 1815089), (1159, 191062), (2318, 95531)]