208065291

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4441}}^1$

素因数の和:4571

約数の個数: 32

約数和(自身を含む): 334322688

約数和(自身を除く): 126257397

約数列:

[1, 3, 7, 21, 23, 69, 97, 161, 291, 483, 679, 2037, 2231, 4441, 6693, 13323, 15617, 31087, 46851, 93261, 102143, 306429, 430777, 715001, 1292331, 2145003, 3015439, 9046317, 9907871, 29723613, 69355097, 208065291]

約数ペア:

[(1, 208065291), (3, 69355097), (7, 29723613), (21, 9907871), (23, 9046317), (69, 3015439), (97, 2145003), (161, 1292331), (291, 715001), (483, 430777), (679, 306429), (2037, 102143), (2231, 93261), (4441, 46851), (6693, 31087), (13323, 15617)]