16872156678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1\times {\mathrm{5021}}^1$

素因数の和:5749

約数の個数: 64

約数和(自身を含む): 36947135232

約数和(自身を除く): 20074978554

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 643, 871, 1286, 1742, 1929, 2613, 3858, 5021, 5226, 8359, 10042, 15063, 16718, 25077, 30126, 43081, 50154, 65273, 86162, 129243, 130546, 195819, 258486, 336407, 391638, 560053, 672814, 1009221, 1120106, 1680159, 2018442, 3228503, 3360318, 4373291, 6457006, 8746582, 9685509, 13119873, 19371018, 26239746, 41970539, 83941078, 125911617, 216309701, 251823234, 432619402, 648929103, 1297858206, 2812026113, 5624052226, 8436078339, 16872156678]

約数ペア:

[(1, 16872156678), (2, 8436078339), (3, 5624052226), (6, 2812026113), (13, 1297858206), (26, 648929103), (39, 432619402), (67, 251823234), (78, 216309701), (134, 125911617), (201, 83941078), (402, 41970539), (643, 26239746), (871, 19371018), (1286, 13119873), (1742, 9685509), (1929, 8746582), (2613, 6457006), (3858, 4373291), (5021, 3360318), (5226, 3228503), (8359, 2018442), (10042, 1680159), (15063, 1120106), (16718, 1009221), (25077, 672814), (30126, 560053), (43081, 391638), (50154, 336407), (65273, 258486), (86162, 195819), (129243, 130546)]