207843165

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 388903680

約数和(自身を除く): 181060515

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 61, 81, 135, 141, 179, 183, 235, 305, 405, 423, 537, 549, 705, 895, 915, 1269, 1611, 1647, 2115, 2685, 2745, 2867, 3807, 4833, 4941, 6345, 8055, 8235, 8413, 8601, 10919, 14335, 14499, 19035, 24165, 24705, 25239, 25803, 32757, 42065, 43005, 54595, 72495, 75717, 77409, 98271, 126195, 129015, 163785, 227151, 232227, 294813, 378585, 387045, 491355, 513193, 681453, 884439, 1135755, 1161135, 1474065, 1539579, 2565965, 3407265, 4422195, 4618737, 7697895, 13856211, 23093685, 41568633, 69281055, 207843165]

約数ペア:

[(1, 207843165), (3, 69281055), (5, 41568633), (9, 23093685), (15, 13856211), (27, 7697895), (45, 4618737), (47, 4422195), (61, 3407265), (81, 2565965), (135, 1539579), (141, 1474065), (179, 1161135), (183, 1135755), (235, 884439), (305, 681453), (405, 513193), (423, 491355), (537, 387045), (549, 378585), (705, 294813), (895, 232227), (915, 227151), (1269, 163785), (1611, 129015), (1647, 126195), (2115, 98271), (2685, 77409), (2745, 75717), (2867, 72495), (3807, 54595), (4833, 43005), (4941, 42065), (6345, 32757), (8055, 25803), (8235, 25239), (8413, 24705), (8601, 24165), (10919, 19035), (14335, 14499)]