154918465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{1289}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 205125480

約数和(自身を除く): 50207015

約数列:

[1, 5, 13, 43, 65, 215, 559, 1289, 1849, 2795, 6445, 9245, 16757, 24037, 55427, 83785, 120185, 277135, 720551, 2383361, 3602755, 11916805, 30983693, 154918465]

約数ペア:

[(1, 154918465), (5, 30983693), (13, 11916805), (43, 3602755), (65, 2383361), (215, 720551), (559, 277135), (1289, 120185), (1849, 83785), (2795, 55427), (6445, 24037), (9245, 16757)]