28382172

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 85800960

約数和(自身を除く): 57418788

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 47, 49, 52, 78, 79, 84, 91, 94, 98, 141, 147, 156, 158, 182, 188, 196, 237, 273, 282, 294, 316, 329, 364, 474, 546, 553, 564, 588, 611, 637, 658, 948, 987, 1027, 1092, 1106, 1222, 1274, 1316, 1659, 1833, 1911, 1974, 2054, 2212, 2303, 2444, 2548, 3081, 3318, 3666, 3713, 3822, 3871, 3948, 4108, 4277, 4606, 6162, 6636, 6909, 7189, 7332, 7426, 7644, 7742, 8554, 9212, 11139, 11613, 12324, 12831, 13818, 14378, 14852, 15484, 17108, 21567, 22278, 23226, 25662, 25991, 27636, 28756, 29939, 43134, 44556, 46452, 48269, 50323, 51324, 51982, 59878, 77973, 86268, 89817, 96538, 100646, 103964, 119756, 144807, 150969, 155946, 179634, 181937, 193076, 201292, 289614, 301938, 311892, 337883, 359268, 363874, 545811, 579228, 603876, 675766, 727748, 1013649, 1091622, 1351532, 2027298, 2183244, 2365181, 4054596, 4730362, 7095543, 9460724, 14191086, 28382172]

約数ペア:

[(1, 28382172), (2, 14191086), (3, 9460724), (4, 7095543), (6, 4730362), (7, 4054596), (12, 2365181), (13, 2183244), (14, 2027298), (21, 1351532), (26, 1091622), (28, 1013649), (39, 727748), (42, 675766), (47, 603876), (49, 579228), (52, 545811), (78, 363874), (79, 359268), (84, 337883), (91, 311892), (94, 301938), (98, 289614), (141, 201292), (147, 193076), (156, 181937), (158, 179634), (182, 155946), (188, 150969), (196, 144807), (237, 119756), (273, 103964), (282, 100646), (294, 96538), (316, 89817), (329, 86268), (364, 77973), (474, 59878), (546, 51982), (553, 51324), (564, 50323), (588, 48269), (611, 46452), (637, 44556), (658, 43134), (948, 29939), (987, 28756), (1027, 27636), (1092, 25991), (1106, 25662), (1222, 23226), (1274, 22278), (1316, 21567), (1659, 17108), (1833, 15484), (1911, 14852), (1974, 14378), (2054, 13818), (2212, 12831), (2303, 12324), (2444, 11613), (2548, 11139), (3081, 9212), (3318, 8554), (3666, 7742), (3713, 7644), (3822, 7426), (3871, 7332), (3948, 7189), (4108, 6909), (4277, 6636), (4606, 6162)]