213886959

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 357073920

約数和(自身を除く): 143186961

約数列:

[1, 3, 11, 13, 23, 33, 39, 53, 69, 143, 159, 253, 299, 409, 429, 583, 689, 759, 897, 1219, 1227, 1749, 2067, 3289, 3657, 4499, 5317, 7579, 9407, 9867, 13409, 13497, 15847, 15951, 21677, 22737, 28221, 40227, 47541, 58487, 65031, 103477, 122291, 174317, 175461, 238447, 281801, 310431, 366873, 498571, 522951, 715341, 845403, 1345201, 1495713, 3099811, 4035603, 5484281, 6481423, 9299433, 16452843, 19444269, 71295653, 213886959]

約数ペア:

[(1, 213886959), (3, 71295653), (11, 19444269), (13, 16452843), (23, 9299433), (33, 6481423), (39, 5484281), (53, 4035603), (69, 3099811), (143, 1495713), (159, 1345201), (253, 845403), (299, 715341), (409, 522951), (429, 498571), (583, 366873), (689, 310431), (759, 281801), (897, 238447), (1219, 175461), (1227, 174317), (1749, 122291), (2067, 103477), (3289, 65031), (3657, 58487), (4499, 47541), (5317, 40227), (7579, 28221), (9407, 22737), (9867, 21677), (13409, 15951), (13497, 15847)]