31928043

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 50918400

約数和(自身を除く): 18990357

約数列:

[1, 3, 7, 21, 29, 87, 103, 203, 309, 509, 609, 721, 1527, 2163, 2987, 3563, 8961, 10689, 14761, 20909, 44283, 52427, 62727, 103327, 157281, 309981, 366989, 1100967, 1520383, 4561149, 10642681, 31928043]

約数ペア:

[(1, 31928043), (3, 10642681), (7, 4561149), (21, 1520383), (29, 1100967), (87, 366989), (103, 309981), (203, 157281), (309, 103327), (509, 62727), (609, 52427), (721, 44283), (1527, 20909), (2163, 14761), (2987, 10689), (3563, 8961)]