28358584

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{208519}}^1$

素因数の和:208542

約数の個数: 16

約数和(自身を含む): 56300400

約数和(自身を除く): 27941816

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 208519, 417038, 834076, 1668152, 3544823, 7089646, 14179292, 28358584]

約数ペア:

[(1, 28358584), (2, 14179292), (4, 7089646), (8, 3544823), (17, 1668152), (34, 834076), (68, 417038), (136, 208519)]