858169988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{653}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 1640755200

約数和(自身を除く): 782585212

約数列:

[1, 2, 4, 13, 26, 52, 127, 199, 254, 398, 508, 653, 796, 1306, 1651, 2587, 2612, 3302, 5174, 6604, 8489, 10348, 16978, 25273, 33956, 50546, 82931, 101092, 129947, 165862, 259894, 328549, 331724, 519788, 657098, 1078103, 1314196, 1689311, 2156206, 3378622, 4312412, 6757244, 16503269, 33006538, 66013076, 214542497, 429084994, 858169988]

約数ペア:

[(1, 858169988), (2, 429084994), (4, 214542497), (13, 66013076), (26, 33006538), (52, 16503269), (127, 6757244), (199, 4312412), (254, 3378622), (398, 2156206), (508, 1689311), (653, 1314196), (796, 1078103), (1306, 657098), (1651, 519788), (2587, 331724), (2612, 328549), (3302, 259894), (5174, 165862), (6604, 129947), (8489, 101092), (10348, 82931), (16978, 50546), (25273, 33956)]