68686615

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{19541}}^1$

素因数の和:19602

約数の個数: 16

約数和(自身を含む): 89111520

約数和(自身を除く): 20424905

約数列:

[1, 5, 19, 37, 95, 185, 703, 3515, 19541, 97705, 371279, 723017, 1856395, 3615085, 13737323, 68686615]

約数ペア:

[(1, 68686615), (5, 13737323), (19, 3615085), (37, 1856395), (95, 723017), (185, 371279), (703, 97705), (3515, 19541)]