1340495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 1778112

約数和(自身を除く): 437617

約数列:

[1, 5, 13, 41, 65, 205, 503, 533, 2515, 2665, 6539, 20623, 32695, 103115, 268099, 1340495]

約数ペア:

[(1, 1340495), (5, 268099), (13, 103115), (41, 32695), (65, 20623), (205, 6539), (503, 2665), (533, 2515)]