199023188

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 435580992

約数和(自身を除く): 236557804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 137, 169, 182, 274, 307, 338, 364, 548, 614, 676, 959, 1183, 1228, 1781, 1918, 2149, 2366, 3562, 3836, 3991, 4298, 4732, 7124, 7982, 8596, 12467, 15964, 23153, 24934, 27937, 42059, 46306, 49868, 51883, 55874, 84118, 92612, 103766, 111748, 162071, 168236, 207532, 294413, 324142, 363181, 546767, 588826, 648284, 726362, 1093534, 1177652, 1452724, 2187068, 3827369, 7107971, 7654738, 14215942, 15309476, 28431884, 49755797, 99511594, 199023188]

約数ペア:

[(1, 199023188), (2, 99511594), (4, 49755797), (7, 28431884), (13, 15309476), (14, 14215942), (26, 7654738), (28, 7107971), (52, 3827369), (91, 2187068), (137, 1452724), (169, 1177652), (182, 1093534), (274, 726362), (307, 648284), (338, 588826), (364, 546767), (548, 363181), (614, 324142), (676, 294413), (959, 207532), (1183, 168236), (1228, 162071), (1781, 111748), (1918, 103766), (2149, 92612), (2366, 84118), (3562, 55874), (3836, 51883), (3991, 49868), (4298, 46306), (4732, 42059), (7124, 27937), (7982, 24934), (8596, 23153), (12467, 15964)]