297992079

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1307}}^1$

素因数の和:1385

約数の個数: 72

約数和(自身を含む): 558275328

約数和(自身を除く): 260283249

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 49, 63, 77, 99, 141, 147, 231, 329, 423, 441, 517, 539, 693, 987, 1307, 1551, 1617, 2303, 2961, 3619, 3921, 4653, 4851, 6909, 9149, 10857, 11763, 14377, 20727, 25333, 27447, 32571, 43131, 61429, 64043, 75999, 82341, 100639, 129393, 184287, 192129, 227997, 301917, 430003, 552861, 576387, 675719, 704473, 905751, 1290009, 2027157, 2113419, 3010021, 3870027, 4730033, 6081471, 6340257, 9030063, 14190099, 27090189, 33110231, 42570297, 99330693, 297992079]

約数ペア:

[(1, 297992079), (3, 99330693), (7, 42570297), (9, 33110231), (11, 27090189), (21, 14190099), (33, 9030063), (47, 6340257), (49, 6081471), (63, 4730033), (77, 3870027), (99, 3010021), (141, 2113419), (147, 2027157), (231, 1290009), (329, 905751), (423, 704473), (441, 675719), (517, 576387), (539, 552861), (693, 430003), (987, 301917), (1307, 227997), (1551, 192129), (1617, 184287), (2303, 129393), (2961, 100639), (3619, 82341), (3921, 75999), (4653, 64043), (4851, 61429), (6909, 43131), (9149, 32571), (10857, 27447), (11763, 25333), (14377, 20727)]