71645246

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:404

約数の個数: 24

約数和(自身を含む): 111839616

約数和(自身を除く): 40194370

約数列:

[1, 2, 37, 74, 137, 191, 274, 382, 1369, 2738, 5069, 7067, 10138, 14134, 26167, 52334, 187553, 261479, 375106, 522958, 968179, 1936358, 35822623, 71645246]

約数ペア:

[(1, 71645246), (2, 35822623), (37, 1936358), (74, 968179), (137, 522958), (191, 375106), (274, 261479), (382, 187553), (1369, 52334), (2738, 26167), (5069, 14134), (7067, 10138)]