1251937647

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 2028533760

約数和(自身を除く): 776596113

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 137, 153, 387, 411, 459, 463, 731, 1161, 1233, 1389, 2193, 2329, 3699, 4167, 5891, 6579, 6987, 7871, 12501, 17673, 19737, 19909, 20961, 23613, 53019, 59727, 62883, 63431, 70839, 100147, 159057, 179181, 190293, 212517, 300441, 338453, 537543, 570879, 901323, 1015359, 1078327, 1712637, 2703969, 2727533, 3046077, 3234981, 8182599, 9138231, 9704943, 24547797, 29114829, 46368061, 73643391, 139104183, 417312549, 1251937647]

約数ペア:

[(1, 1251937647), (3, 417312549), (9, 139104183), (17, 73643391), (27, 46368061), (43, 29114829), (51, 24547797), (129, 9704943), (137, 9138231), (153, 8182599), (387, 3234981), (411, 3046077), (459, 2727533), (463, 2703969), (731, 1712637), (1161, 1078327), (1233, 1015359), (1389, 901323), (2193, 570879), (2329, 537543), (3699, 338453), (4167, 300441), (5891, 212517), (6579, 190293), (6987, 179181), (7871, 159057), (12501, 100147), (17673, 70839), (19737, 63431), (19909, 62883), (20961, 59727), (23613, 53019)]