258657119

素因数分解:

$7^1\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{829}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 312305760

約数和(自身を除く): 53648641

約数列:

[1, 7, 29, 53, 203, 371, 829, 841, 1537, 5803, 5887, 10759, 24041, 43937, 44573, 168287, 307559, 312011, 697189, 1274173, 4880323, 8919211, 36951017, 258657119]

約数ペア:

[(1, 258657119), (7, 36951017), (29, 8919211), (53, 4880323), (203, 1274173), (371, 697189), (829, 312011), (841, 307559), (1537, 168287), (5803, 44573), (5887, 43937), (10759, 24041)]