207739688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{4003}}^1$

素因数の和:4521

約数の個数: 32

約数和(自身を含む): 420420000

約数和(自身を除く): 212680312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 499, 998, 1996, 3992, 4003, 6487, 8006, 12974, 16012, 25948, 32024, 51896, 52039, 104078, 208156, 416312, 1997497, 3994994, 7989988, 15979976, 25967461, 51934922, 103869844, 207739688]

約数ペア:

[(1, 207739688), (2, 103869844), (4, 51934922), (8, 25967461), (13, 15979976), (26, 7989988), (52, 3994994), (104, 1997497), (499, 416312), (998, 208156), (1996, 104078), (3992, 52039), (4003, 51896), (6487, 32024), (8006, 25948), (12974, 16012)]