15965157988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{54139}}^1$

素因数の和:54316

約数の個数: 48

約数和(自身を含む): 30942959040

約数和(自身を除く): 14977801052

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 107, 212, 214, 428, 689, 1378, 1391, 2756, 2782, 5564, 5671, 11342, 22684, 54139, 73723, 108278, 147446, 216556, 294892, 703807, 1407614, 2815228, 2869367, 5738734, 5792873, 11477468, 11585746, 23171492, 37301771, 74603542, 75307349, 149207084, 150614698, 301229396, 307022269, 614044538, 1228089076, 3991289497, 7982578994, 15965157988]

約数ペア:

[(1, 15965157988), (2, 7982578994), (4, 3991289497), (13, 1228089076), (26, 614044538), (52, 307022269), (53, 301229396), (106, 150614698), (107, 149207084), (212, 75307349), (214, 74603542), (428, 37301771), (689, 23171492), (1378, 11585746), (1391, 11477468), (2756, 5792873), (2782, 5738734), (5564, 2869367), (5671, 2815228), (11342, 1407614), (22684, 703807), (54139, 294892), (73723, 216556), (108278, 147446)]