4991756

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 11477760

約数和(自身を除く): 6486004

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 853, 1463, 1706, 2926, 3412, 5852, 5971, 9383, 11942, 16207, 18766, 23884, 32414, 37532, 64828, 65681, 113449, 131362, 178277, 226898, 262724, 356554, 453796, 713108, 1247939, 2495878, 4991756]

約数ペア:

[(1, 4991756), (2, 2495878), (4, 1247939), (7, 713108), (11, 453796), (14, 356554), (19, 262724), (22, 226898), (28, 178277), (38, 131362), (44, 113449), (76, 65681), (77, 64828), (133, 37532), (154, 32414), (209, 23884), (266, 18766), (308, 16207), (418, 11942), (532, 9383), (836, 5971), (853, 5852), (1463, 3412), (1706, 2926)]