16915383

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 25293840

約数和(自身を除く): 8378457

約数列:

[1, 3, 9, 43, 109, 129, 327, 387, 401, 981, 1203, 3609, 4687, 14061, 17243, 42183, 43709, 51729, 131127, 155187, 393381, 1879487, 5638461, 16915383]

約数ペア:

[(1, 16915383), (3, 5638461), (9, 1879487), (43, 393381), (109, 155187), (129, 131127), (327, 51729), (387, 43709), (401, 42183), (981, 17243), (1203, 14061), (3609, 4687)]