8296215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 14031360

約数和(自身を除く): 5735145

約数列:

[1, 3, 5, 15, 23, 69, 115, 139, 173, 345, 417, 519, 695, 865, 2085, 2595, 3197, 3979, 9591, 11937, 15985, 19895, 24047, 47955, 59685, 72141, 120235, 360705, 553081, 1659243, 2765405, 8296215]

約数ペア:

[(1, 8296215), (3, 2765405), (5, 1659243), (15, 553081), (23, 360705), (69, 120235), (115, 72141), (139, 59685), (173, 47955), (345, 24047), (417, 19895), (519, 15985), (695, 11937), (865, 9591), (2085, 3979), (2595, 3197)]