520022187

素因数分解:

$3^5\times {\mathrm{569}}^1\times {\mathrm{3761}}^1$

素因数の和:4345

約数の個数: 24

約数和(自身を含む): 780539760

約数和(自身を除く): 260517573

約数列:

[1, 3, 9, 27, 81, 243, 569, 1707, 3761, 5121, 11283, 15363, 33849, 46089, 101547, 138267, 304641, 913923, 2140009, 6420027, 19260081, 57780243, 173340729, 520022187]

約数ペア:

[(1, 520022187), (3, 173340729), (9, 57780243), (27, 19260081), (81, 6420027), (243, 2140009), (569, 913923), (1707, 304641), (3761, 138267), (5121, 101547), (11283, 46089), (15363, 33849)]