258898948

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{227}}^1$

素因数の和:302

約数の個数: 108

約数和(自身を含む): 603690192

約数和(自身を除く): 344791244

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 77, 92, 98, 154, 161, 196, 227, 253, 308, 322, 454, 506, 529, 539, 644, 908, 1012, 1058, 1078, 1127, 1589, 1771, 2116, 2156, 2254, 2497, 3178, 3542, 3703, 4508, 4994, 5221, 5819, 6356, 7084, 7406, 9988, 10442, 11123, 11638, 12397, 14812, 17479, 20884, 22246, 23276, 24794, 25921, 34958, 36547, 40733, 44492, 49588, 51842, 57431, 69916, 73094, 81466, 103684, 114862, 120083, 122353, 146188, 162932, 229724, 240166, 244706, 255829, 285131, 402017, 480332, 489412, 511658, 570262, 804034, 840581, 1023316, 1140524, 1320913, 1608068, 1681162, 2641826, 2814119, 3362324, 5283652, 5628238, 5884067, 9246391, 11256476, 11768134, 18492782, 23536268, 36985564, 64724737, 129449474, 258898948]

約数ペア:

[(1, 258898948), (2, 129449474), (4, 64724737), (7, 36985564), (11, 23536268), (14, 18492782), (22, 11768134), (23, 11256476), (28, 9246391), (44, 5884067), (46, 5628238), (49, 5283652), (77, 3362324), (92, 2814119), (98, 2641826), (154, 1681162), (161, 1608068), (196, 1320913), (227, 1140524), (253, 1023316), (308, 840581), (322, 804034), (454, 570262), (506, 511658), (529, 489412), (539, 480332), (644, 402017), (908, 285131), (1012, 255829), (1058, 244706), (1078, 240166), (1127, 229724), (1589, 162932), (1771, 146188), (2116, 122353), (2156, 120083), (2254, 114862), (2497, 103684), (3178, 81466), (3542, 73094), (3703, 69916), (4508, 57431), (4994, 51842), (5221, 49588), (5819, 44492), (6356, 40733), (7084, 36547), (7406, 34958), (9988, 25921), (10442, 24794), (11123, 23276), (11638, 22246), (12397, 20884), (14812, 17479)]