222079711

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 264625920

約数和(自身を除く): 42546209

約数列:

[1, 7, 49, 61, 191, 389, 427, 1337, 2723, 2989, 9359, 11651, 19061, 23729, 74299, 81557, 166103, 520093, 570899, 1162721, 3640651, 4532239, 31725673, 222079711]

約数ペア:

[(1, 222079711), (7, 31725673), (49, 4532239), (61, 3640651), (191, 1162721), (389, 570899), (427, 520093), (1337, 166103), (2723, 81557), (2989, 74299), (9359, 23729), (11651, 19061)]