71844415

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{751}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 92829888

約数和(自身を除く): 20985473

約数列:

[1, 5, 19, 53, 95, 265, 361, 751, 1007, 1805, 3755, 5035, 14269, 19133, 39803, 71345, 95665, 199015, 271111, 756257, 1355555, 3781285, 14368883, 71844415]

約数ペア:

[(1, 71844415), (5, 14368883), (19, 3781285), (53, 1355555), (95, 756257), (265, 271111), (361, 199015), (751, 95665), (1007, 71345), (1805, 39803), (3755, 19133), (5035, 14269)]