99887788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 250871040

約数和(自身を除く): 150983252

約数列:

[1, 2, 4, 7, 11, 13, 14, 19, 22, 26, 28, 38, 44, 52, 76, 77, 91, 101, 133, 143, 154, 169, 182, 202, 209, 247, 266, 286, 308, 338, 364, 404, 418, 494, 532, 572, 676, 707, 836, 988, 1001, 1111, 1183, 1313, 1414, 1463, 1729, 1859, 1919, 2002, 2222, 2366, 2626, 2717, 2828, 2926, 3211, 3458, 3718, 3838, 4004, 4444, 4732, 5252, 5434, 5852, 6422, 6916, 7436, 7676, 7777, 9191, 10868, 12844, 13013, 13433, 14443, 15554, 17069, 18382, 19019, 21109, 22477, 24947, 26026, 26866, 28886, 31108, 34138, 35321, 36764, 38038, 42218, 44954, 49894, 52052, 53732, 57772, 68276, 70642, 76076, 84436, 89908, 99788, 101101, 119483, 141284, 147763, 174629, 187759, 202202, 238966, 247247, 274417, 295526, 324311, 349258, 375518, 404404, 477932, 494494, 548834, 591052, 648622, 698516, 751036, 988988, 1097668, 1297244, 1314313, 1920919, 2270177, 2628626, 3567421, 3841838, 4540354, 5257252, 7134842, 7683676, 9080708, 14269684, 24971947, 49943894, 99887788]

約数ペア:

[(1, 99887788), (2, 49943894), (4, 24971947), (7, 14269684), (11, 9080708), (13, 7683676), (14, 7134842), (19, 5257252), (22, 4540354), (26, 3841838), (28, 3567421), (38, 2628626), (44, 2270177), (52, 1920919), (76, 1314313), (77, 1297244), (91, 1097668), (101, 988988), (133, 751036), (143, 698516), (154, 648622), (169, 591052), (182, 548834), (202, 494494), (209, 477932), (247, 404404), (266, 375518), (286, 349258), (308, 324311), (338, 295526), (364, 274417), (404, 247247), (418, 238966), (494, 202202), (532, 187759), (572, 174629), (676, 147763), (707, 141284), (836, 119483), (988, 101101), (1001, 99788), (1111, 89908), (1183, 84436), (1313, 76076), (1414, 70642), (1463, 68276), (1729, 57772), (1859, 53732), (1919, 52052), (2002, 49894), (2222, 44954), (2366, 42218), (2626, 38038), (2717, 36764), (2828, 35321), (2926, 34138), (3211, 31108), (3458, 28886), (3718, 26866), (3838, 26026), (4004, 24947), (4444, 22477), (4732, 21109), (5252, 19019), (5434, 18382), (5852, 17069), (6422, 15554), (6916, 14443), (7436, 13433), (7676, 13013), (7777, 12844), (9191, 10868)]