31796817

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 48787200

約数和(自身を除く): 16990383

約数列:

[1, 3, 13, 17, 39, 51, 199, 221, 241, 597, 663, 723, 2587, 3133, 3383, 4097, 7761, 9399, 10149, 12291, 43979, 47959, 53261, 131937, 143877, 159783, 623467, 815303, 1870401, 2445909, 10598939, 31796817]

約数ペア:

[(1, 31796817), (3, 10598939), (13, 2445909), (17, 1870401), (39, 815303), (51, 623467), (199, 159783), (221, 143877), (241, 131937), (597, 53261), (663, 47959), (723, 43979), (2587, 12291), (3133, 10149), (3383, 9399), (4097, 7761)]