201672819

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{15881}}^1$

素因数の和:15987

約数の個数: 24

約数和(自身を含む): 312176592

約数和(自身を除く): 110503773

約数列:

[1, 3, 9, 17, 51, 83, 153, 249, 747, 1411, 4233, 12699, 15881, 47643, 142929, 269977, 809931, 1318123, 2429793, 3954369, 11863107, 22408091, 67224273, 201672819]

約数ペア:

[(1, 201672819), (3, 67224273), (9, 22408091), (17, 11863107), (51, 3954369), (83, 2429793), (153, 1318123), (249, 809931), (747, 269977), (1411, 142929), (4233, 47643), (12699, 15881)]