320462289

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2029}}^1$

素因数の和:2174

約数の個数: 48

約数和(自身を含む): 557356800

約数和(自身を除く): 236894511

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 109, 161, 207, 327, 483, 763, 981, 1449, 2029, 2289, 2507, 6087, 6867, 7521, 14203, 17549, 18261, 22563, 42609, 46667, 52647, 127827, 140001, 157941, 221161, 326669, 420003, 663483, 980007, 1548127, 1990449, 2940021, 4644381, 5086703, 13933143, 15260109, 35606921, 45780327, 106820763, 320462289]

約数ペア:

[(1, 320462289), (3, 106820763), (7, 45780327), (9, 35606921), (21, 15260109), (23, 13933143), (63, 5086703), (69, 4644381), (109, 2940021), (161, 1990449), (207, 1548127), (327, 980007), (483, 663483), (763, 420003), (981, 326669), (1449, 221161), (2029, 157941), (2289, 140001), (2507, 127827), (6087, 52647), (6867, 46667), (7521, 42609), (14203, 22563), (17549, 18261)]