31585983

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 53996544

約数和(自身を除く): 22410561

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 61, 71, 143, 183, 187, 213, 221, 429, 561, 663, 671, 781, 793, 923, 1037, 1207, 2013, 2343, 2379, 2431, 2769, 3111, 3621, 4331, 7293, 8723, 10153, 11407, 12993, 13277, 13481, 15691, 26169, 30459, 34221, 39831, 40443, 47073, 47641, 56303, 73627, 142923, 148291, 168909, 172601, 220881, 444873, 517803, 619333, 809897, 957151, 1857999, 2429691, 2871453, 10528661, 31585983]

約数ペア:

[(1, 31585983), (3, 10528661), (11, 2871453), (13, 2429691), (17, 1857999), (33, 957151), (39, 809897), (51, 619333), (61, 517803), (71, 444873), (143, 220881), (183, 172601), (187, 168909), (213, 148291), (221, 142923), (429, 73627), (561, 56303), (663, 47641), (671, 47073), (781, 40443), (793, 39831), (923, 34221), (1037, 30459), (1207, 26169), (2013, 15691), (2343, 13481), (2379, 13277), (2431, 12993), (2769, 11407), (3111, 10153), (3621, 8723), (4331, 7293)]