27780522

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 69894144

約数和(自身を除く): 42113622

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 157, 231, 314, 383, 462, 471, 766, 942, 1099, 1149, 1727, 2198, 2298, 2681, 3297, 3454, 4213, 5181, 5362, 6594, 8043, 8426, 10362, 12089, 12639, 16086, 24178, 25278, 29491, 36267, 58982, 60131, 72534, 88473, 120262, 176946, 180393, 360786, 420917, 661441, 841834, 1262751, 1322882, 1984323, 2525502, 3968646, 4630087, 9260174, 13890261, 27780522]

約数ペア:

[(1, 27780522), (2, 13890261), (3, 9260174), (6, 4630087), (7, 3968646), (11, 2525502), (14, 1984323), (21, 1322882), (22, 1262751), (33, 841834), (42, 661441), (66, 420917), (77, 360786), (154, 180393), (157, 176946), (231, 120262), (314, 88473), (383, 72534), (462, 60131), (471, 58982), (766, 36267), (942, 29491), (1099, 25278), (1149, 24178), (1727, 16086), (2198, 12639), (2298, 12089), (2681, 10362), (3297, 8426), (3454, 8043), (4213, 6594), (5181, 5362)]