17638777737

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{50989}}^1$

素因数の和:51055

約数の個数: 72

約数和(自身を含む): 32560174400

約数和(自身を除く): 14921396663

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 289, 323, 357, 399, 867, 969, 1071, 1197, 2023, 2261, 2601, 2907, 5491, 6069, 6783, 16473, 18207, 20349, 38437, 49419, 50989, 115311, 152967, 345933, 356923, 458901, 866813, 968791, 1070769, 2600439, 2906373, 3212307, 6067691, 6781537, 7801317, 8719119, 14735821, 16469447, 18203073, 20344611, 44207463, 49408341, 54609219, 61033833, 103150747, 115286129, 132622389, 148225023, 279980599, 309452241, 345858387, 839941797, 928356723, 1037575161, 1959864193, 2519825391, 5879592579, 17638777737]

約数ペア:

[(1, 17638777737), (3, 5879592579), (7, 2519825391), (9, 1959864193), (17, 1037575161), (19, 928356723), (21, 839941797), (51, 345858387), (57, 309452241), (63, 279980599), (119, 148225023), (133, 132622389), (153, 115286129), (171, 103150747), (289, 61033833), (323, 54609219), (357, 49408341), (399, 44207463), (867, 20344611), (969, 18203073), (1071, 16469447), (1197, 14735821), (2023, 8719119), (2261, 7801317), (2601, 6781537), (2907, 6067691), (5491, 3212307), (6069, 2906373), (6783, 2600439), (16473, 1070769), (18207, 968791), (20349, 866813), (38437, 458901), (49419, 356923), (50989, 345933), (115311, 152967)]