55991556

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{751}}^1$

素因数の和:889

約数の個数: 72

約数和(自身を含む): 150550400

約数和(自身を除く): 94558844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 109, 114, 171, 218, 228, 327, 342, 436, 654, 684, 751, 981, 1308, 1502, 1962, 2071, 2253, 3004, 3924, 4142, 4506, 6213, 6759, 8284, 9012, 12426, 13518, 14269, 18639, 24852, 27036, 28538, 37278, 42807, 57076, 74556, 81859, 85614, 128421, 163718, 171228, 245577, 256842, 327436, 491154, 513684, 736731, 982308, 1473462, 1555321, 2946924, 3110642, 4665963, 6221284, 9331926, 13997889, 18663852, 27995778, 55991556]

約数ペア:

[(1, 55991556), (2, 27995778), (3, 18663852), (4, 13997889), (6, 9331926), (9, 6221284), (12, 4665963), (18, 3110642), (19, 2946924), (36, 1555321), (38, 1473462), (57, 982308), (76, 736731), (109, 513684), (114, 491154), (171, 327436), (218, 256842), (228, 245577), (327, 171228), (342, 163718), (436, 128421), (654, 85614), (684, 81859), (751, 74556), (981, 57076), (1308, 42807), (1502, 37278), (1962, 28538), (2071, 27036), (2253, 24852), (3004, 18639), (3924, 14269), (4142, 13518), (4506, 12426), (6213, 9012), (6759, 8284)]