2008321835513

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{2707}}^1\times {\mathrm{13421}}^1$

素因数の和:16337

約数の個数: 32

約数和(自身を含む): 2355271084800

約数和(自身を除く): 346949249287

約数列:

[1, 7, 53, 149, 371, 1043, 2707, 7897, 13421, 18949, 55279, 93947, 143471, 403343, 711313, 1004297, 1999729, 2823401, 4979191, 13998103, 21377179, 36330647, 105985637, 149640253, 254314529, 741899459, 1925524291, 5413266403, 13478670037, 37892864821, 286903119359, 2008321835513]

約数ペア:

[(1, 2008321835513), (7, 286903119359), (53, 37892864821), (149, 13478670037), (371, 5413266403), (1043, 1925524291), (2707, 741899459), (7897, 254314529), (13421, 149640253), (18949, 105985637), (55279, 36330647), (93947, 21377179), (143471, 13998103), (403343, 4979191), (711313, 2823401), (1004297, 1999729)]