72305317

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 91238400

約数和(自身を除く): 18933083

約数列:

[1, 7, 19, 43, 47, 133, 269, 301, 329, 817, 893, 1883, 2021, 5111, 5719, 6251, 11567, 12643, 14147, 35777, 38399, 80969, 88501, 219773, 240217, 268793, 543649, 1538411, 1681519, 3805543, 10329331, 72305317]

約数ペア:

[(1, 72305317), (7, 10329331), (19, 3805543), (43, 1681519), (47, 1538411), (133, 543649), (269, 268793), (301, 240217), (329, 219773), (817, 88501), (893, 80969), (1883, 38399), (2021, 35777), (5111, 14147), (5719, 12643), (6251, 11567)]