16705715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 22261680

約数和(自身を除く): 5555965

約数列:

[1, 5, 13, 43, 65, 139, 215, 559, 695, 1807, 1849, 2795, 5977, 9035, 9245, 24037, 29885, 77701, 120185, 257011, 388505, 1285055, 3341143, 16705715]

約数ペア:

[(1, 16705715), (5, 3341143), (13, 1285055), (43, 388505), (65, 257011), (139, 120185), (215, 77701), (559, 29885), (695, 24037), (1807, 9245), (1849, 9035), (2795, 5977)]