299091597

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 503193600

約数和(自身を除く): 204102003

約数列:

[1, 3, 7, 19, 21, 41, 47, 57, 123, 133, 141, 287, 329, 389, 399, 779, 861, 893, 987, 1167, 1927, 2337, 2679, 2723, 5453, 5781, 6251, 7391, 8169, 13489, 15949, 16359, 18283, 18753, 22173, 36613, 40467, 47847, 51737, 54849, 109839, 111643, 127981, 155211, 256291, 303031, 334929, 347377, 383943, 749603, 768873, 909093, 1042131, 2121217, 2248809, 2431639, 5247221, 6363651, 7294917, 14242457, 15741663, 42727371, 99697199, 299091597]

約数ペア:

[(1, 299091597), (3, 99697199), (7, 42727371), (19, 15741663), (21, 14242457), (41, 7294917), (47, 6363651), (57, 5247221), (123, 2431639), (133, 2248809), (141, 2121217), (287, 1042131), (329, 909093), (389, 768873), (399, 749603), (779, 383943), (861, 347377), (893, 334929), (987, 303031), (1167, 256291), (1927, 155211), (2337, 127981), (2679, 111643), (2723, 109839), (5453, 54849), (5781, 51737), (6251, 47847), (7391, 40467), (8169, 36613), (13489, 22173), (15949, 18753), (16359, 18283)]