28680652

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 73785600

約数和(自身を除く): 45104948

約数列:

[1, 2, 4, 7, 11, 13, 14, 19, 22, 26, 28, 29, 38, 44, 52, 58, 76, 77, 91, 116, 133, 143, 154, 169, 182, 203, 209, 247, 266, 286, 308, 319, 338, 364, 377, 406, 418, 494, 532, 551, 572, 638, 676, 754, 812, 836, 988, 1001, 1102, 1183, 1276, 1463, 1508, 1729, 1859, 2002, 2204, 2233, 2366, 2639, 2717, 2926, 3211, 3458, 3718, 3857, 4004, 4147, 4466, 4732, 4901, 5278, 5434, 5852, 6061, 6422, 6916, 7163, 7436, 7714, 8294, 8932, 9802, 10556, 10868, 12122, 12844, 13013, 14326, 15428, 16588, 19019, 19604, 22477, 24244, 26026, 28652, 29029, 34307, 35321, 38038, 42427, 44954, 50141, 52052, 53911, 58058, 68614, 70642, 76076, 78793, 84854, 89908, 93119, 100282, 107822, 116116, 137228, 141284, 157586, 169708, 186238, 200564, 215644, 247247, 315172, 372476, 377377, 494494, 551551, 651833, 754754, 988988, 1024309, 1103102, 1303666, 1509508, 2048618, 2206204, 2607332, 4097236, 7170163, 14340326, 28680652]

約数ペア:

[(1, 28680652), (2, 14340326), (4, 7170163), (7, 4097236), (11, 2607332), (13, 2206204), (14, 2048618), (19, 1509508), (22, 1303666), (26, 1103102), (28, 1024309), (29, 988988), (38, 754754), (44, 651833), (52, 551551), (58, 494494), (76, 377377), (77, 372476), (91, 315172), (116, 247247), (133, 215644), (143, 200564), (154, 186238), (169, 169708), (182, 157586), (203, 141284), (209, 137228), (247, 116116), (266, 107822), (286, 100282), (308, 93119), (319, 89908), (338, 84854), (364, 78793), (377, 76076), (406, 70642), (418, 68614), (494, 58058), (532, 53911), (551, 52052), (572, 50141), (638, 44954), (676, 42427), (754, 38038), (812, 35321), (836, 34307), (988, 29029), (1001, 28652), (1102, 26026), (1183, 24244), (1276, 22477), (1463, 19604), (1508, 19019), (1729, 16588), (1859, 15428), (2002, 14326), (2204, 13013), (2233, 12844), (2366, 12122), (2639, 10868), (2717, 10556), (2926, 9802), (3211, 8932), (3458, 8294), (3718, 7714), (3857, 7436), (4004, 7163), (4147, 6916), (4466, 6422), (4732, 6061), (4901, 5852), (5278, 5434)]