223892181

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 358525440

約数和(自身を除く): 134633259

約数列:

[1, 3, 9, 19, 27, 57, 71, 81, 171, 213, 243, 513, 639, 683, 1349, 1539, 1917, 2049, 4047, 4617, 5751, 6147, 12141, 12977, 17253, 18441, 36423, 38931, 48493, 55323, 109269, 116793, 145479, 165969, 327807, 350379, 436437, 921367, 1051137, 1309311, 2764101, 3153411, 3927933, 8292303, 11783799, 24876909, 74630727, 223892181]

約数ペア:

[(1, 223892181), (3, 74630727), (9, 24876909), (19, 11783799), (27, 8292303), (57, 3927933), (71, 3153411), (81, 2764101), (171, 1309311), (213, 1051137), (243, 921367), (513, 436437), (639, 350379), (683, 327807), (1349, 165969), (1539, 145479), (1917, 116793), (2049, 109269), (4047, 55323), (4617, 48493), (5751, 38931), (6147, 36423), (12141, 18441), (12977, 17253)]