286157421

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 487434240

約数和(自身を除く): 201276819

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 163, 207, 253, 257, 297, 489, 621, 759, 771, 1467, 1793, 2277, 2313, 2827, 3749, 4401, 5379, 5911, 6831, 6939, 8481, 11247, 16137, 17733, 25443, 33741, 41239, 41891, 48411, 53199, 65021, 76329, 101223, 123717, 125673, 159597, 195063, 371151, 377019, 460801, 585189, 963493, 1113453, 1131057, 1382403, 1755567, 2890479, 4147209, 8671437, 10598423, 12441627, 26014311, 31795269, 95385807, 286157421]

約数ペア:

[(1, 286157421), (3, 95385807), (9, 31795269), (11, 26014311), (23, 12441627), (27, 10598423), (33, 8671437), (69, 4147209), (99, 2890479), (163, 1755567), (207, 1382403), (253, 1131057), (257, 1113453), (297, 963493), (489, 585189), (621, 460801), (759, 377019), (771, 371151), (1467, 195063), (1793, 159597), (2277, 125673), (2313, 123717), (2827, 101223), (3749, 76329), (4401, 65021), (5379, 53199), (5911, 48411), (6831, 41891), (6939, 41239), (8481, 33741), (11247, 25443), (16137, 17733)]