61289405

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{3203}}^1$

素因数の和:3340

約数の個数: 16

約数和(自身を含む): 76127040

約数和(自身を除く): 14837635

約数列:

[1, 5, 43, 89, 215, 445, 3203, 3827, 16015, 19135, 137729, 285067, 688645, 1425335, 12257881, 61289405]

約数ペア:

[(1, 61289405), (5, 12257881), (43, 1425335), (89, 688645), (215, 285067), (445, 137729), (3203, 19135), (3827, 16015)]