222172858

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1\times {\mathrm{1999}}^1$

素因数の和:2973

約数の個数: 16

約数和(自身を含む): 339264000

約数和(自身を除く): 117091142

約数列:

[1, 2, 61, 122, 911, 1822, 1999, 3998, 55571, 111142, 121939, 243878, 1821089, 3642178, 111086429, 222172858]

約数ペア:

[(1, 222172858), (2, 111086429), (61, 3642178), (122, 1821089), (911, 243878), (1822, 121939), (1999, 111142), (3998, 55571)]