205218078

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{84871}}^1$

素因数の和:84920

約数の個数: 32

約数和(自身を含む): 456271872

約数和(自身を除く): 251053794

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 84871, 169742, 254613, 509226, 1103323, 2206646, 2631001, 3309969, 5262002, 6619938, 7893003, 15786006, 34203013, 68406026, 102609039, 205218078]

約数ペア:

[(1, 205218078), (2, 102609039), (3, 68406026), (6, 34203013), (13, 15786006), (26, 7893003), (31, 6619938), (39, 5262002), (62, 3309969), (78, 2631001), (93, 2206646), (186, 1103323), (403, 509226), (806, 254613), (1209, 169742), (2418, 84871)]