17778839

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{613}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 20217792

約数和(自身を除く): 2438953

約数列:

[1, 13, 23, 97, 299, 613, 1261, 2231, 7969, 14099, 29003, 59461, 183287, 772993, 1367603, 17778839]

約数ペア:

[(1, 17778839), (13, 1367603), (23, 772993), (97, 183287), (299, 59461), (613, 29003), (1261, 14099), (2231, 7969)]