23705217

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:315

約数の個数: 40

約数和(自身を含む): 37964960

約数和(自身を除く): 14259743

約数列:

[1, 3, 9, 19, 27, 57, 73, 81, 171, 211, 219, 513, 633, 657, 1387, 1539, 1899, 1971, 4009, 4161, 5697, 5913, 12027, 12483, 15403, 17091, 36081, 37449, 46209, 108243, 112347, 138627, 292657, 324729, 415881, 877971, 1247643, 2633913, 7901739, 23705217]

約数ペア:

[(1, 23705217), (3, 7901739), (9, 2633913), (19, 1247643), (27, 877971), (57, 415881), (73, 324729), (81, 292657), (171, 138627), (211, 112347), (219, 108243), (513, 46209), (633, 37449), (657, 36081), (1387, 17091), (1539, 15403), (1899, 12483), (1971, 12027), (4009, 5913), (4161, 5697)]