16306885

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 23887872

約数和(自身を除く): 7580987

約数列:

[1, 5, 7, 23, 35, 47, 115, 161, 235, 329, 431, 805, 1081, 1645, 2155, 3017, 5405, 7567, 9913, 15085, 20257, 37835, 49565, 69391, 101285, 141799, 346955, 465911, 708995, 2329555, 3261377, 16306885]

約数ペア:

[(1, 16306885), (5, 3261377), (7, 2329555), (23, 708995), (35, 465911), (47, 346955), (115, 141799), (161, 101285), (235, 69391), (329, 49565), (431, 37835), (805, 20257), (1081, 15085), (1645, 9913), (2155, 7567), (3017, 5405)]