6720126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 15979392

約数和(自身を除く): 9259266

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 61, 86, 122, 129, 183, 258, 301, 366, 427, 602, 854, 903, 1281, 1806, 2562, 2623, 3721, 5246, 7442, 7869, 11163, 15738, 18361, 22326, 26047, 36722, 52094, 55083, 78141, 110166, 156282, 160003, 320006, 480009, 960018, 1120021, 2240042, 3360063, 6720126]

約数ペア:

[(1, 6720126), (2, 3360063), (3, 2240042), (6, 1120021), (7, 960018), (14, 480009), (21, 320006), (42, 160003), (43, 156282), (61, 110166), (86, 78141), (122, 55083), (129, 52094), (183, 36722), (258, 26047), (301, 22326), (366, 18361), (427, 15738), (602, 11163), (854, 7869), (903, 7442), (1281, 5246), (1806, 3721), (2562, 2623)]