28011438

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 76440000

約数和(自身を除く): 48428562

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 343, 349, 441, 546, 637, 686, 698, 819, 882, 1029, 1047, 1274, 1638, 1911, 2058, 2094, 2443, 3087, 3141, 3822, 4459, 4537, 4886, 5733, 6174, 6282, 7329, 8918, 9074, 11466, 13377, 13611, 14658, 17101, 21987, 26754, 27222, 31759, 34202, 40131, 40833, 43974, 51303, 63518, 80262, 81666, 95277, 102606, 119707, 153909, 190554, 222313, 239414, 285831, 307818, 359121, 444626, 571662, 666939, 718242, 1077363, 1333878, 1556191, 2000817, 2154726, 3112382, 4001634, 4668573, 9337146, 14005719, 28011438]

約数ペア:

[(1, 28011438), (2, 14005719), (3, 9337146), (6, 4668573), (7, 4001634), (9, 3112382), (13, 2154726), (14, 2000817), (18, 1556191), (21, 1333878), (26, 1077363), (39, 718242), (42, 666939), (49, 571662), (63, 444626), (78, 359121), (91, 307818), (98, 285831), (117, 239414), (126, 222313), (147, 190554), (182, 153909), (234, 119707), (273, 102606), (294, 95277), (343, 81666), (349, 80262), (441, 63518), (546, 51303), (637, 43974), (686, 40833), (698, 40131), (819, 34202), (882, 31759), (1029, 27222), (1047, 26754), (1274, 21987), (1638, 17101), (1911, 14658), (2058, 13611), (2094, 13377), (2443, 11466), (3087, 9074), (3141, 8918), (3822, 7329), (4459, 6282), (4537, 6174), (4886, 5733)]