28564562

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1091}}^1$

素因数の和:1178

約数の個数: 32

約数和(自身を含む): 49533120

約数和(自身を除く): 20968558

約数列:

[1, 2, 13, 19, 26, 38, 53, 106, 247, 494, 689, 1007, 1091, 1378, 2014, 2182, 13091, 14183, 20729, 26182, 28366, 41458, 57823, 115646, 269477, 538954, 751699, 1098637, 1503398, 2197274, 14282281, 28564562]

約数ペア:

[(1, 28564562), (2, 14282281), (13, 2197274), (19, 1503398), (26, 1098637), (38, 751699), (53, 538954), (106, 269477), (247, 115646), (494, 57823), (689, 41458), (1007, 28366), (1091, 26182), (1378, 20729), (2014, 14183), (2182, 13091)]