1338885548

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{334387}}^1$

素因数の和:334422

約数の個数: 48

約数和(自身を含む): 3145922304

約数和(自身を除く): 1807036756

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 334387, 668774, 1337548, 2340709, 3678257, 4347031, 4681418, 7356514, 8694062, 9362836, 14713028, 17388124, 25747799, 30429217, 47817341, 51495598, 60858434, 95634682, 102991196, 121716868, 191269364, 334721387, 669442774, 1338885548]

約数ペア:

[(1, 1338885548), (2, 669442774), (4, 334721387), (7, 191269364), (11, 121716868), (13, 102991196), (14, 95634682), (22, 60858434), (26, 51495598), (28, 47817341), (44, 30429217), (52, 25747799), (77, 17388124), (91, 14713028), (143, 9362836), (154, 8694062), (182, 7356514), (286, 4681418), (308, 4347031), (364, 3678257), (572, 2340709), (1001, 1337548), (2002, 668774), (4004, 334387)]