28624215

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 46964736

約数和(自身を除く): 18340521

約数列:

[1, 3, 5, 15, 97, 103, 191, 291, 309, 485, 515, 573, 955, 1455, 1545, 2865, 9991, 18527, 19673, 29973, 49955, 55581, 59019, 92635, 98365, 149865, 277905, 295095, 1908281, 5724843, 9541405, 28624215]

約数ペア:

[(1, 28624215), (3, 9541405), (5, 5724843), (15, 1908281), (97, 295095), (103, 277905), (191, 149865), (291, 98365), (309, 92635), (485, 59019), (515, 55581), (573, 49955), (955, 29973), (1455, 19673), (1545, 18527), (2865, 9991)]