13431999

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 21450240

約数和(自身を除く): 8018241

約数列:

[1, 3, 7, 21, 37, 59, 111, 177, 259, 293, 413, 777, 879, 1239, 2051, 2183, 6153, 6549, 10841, 15281, 17287, 32523, 45843, 51861, 75887, 121009, 227661, 363027, 639619, 1918857, 4477333, 13431999]

約数ペア:

[(1, 13431999), (3, 4477333), (7, 1918857), (21, 639619), (37, 363027), (59, 227661), (111, 121009), (177, 75887), (259, 51861), (293, 45843), (413, 32523), (777, 17287), (879, 15281), (1239, 10841), (2051, 6549), (2183, 6153)]