216877609

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1337

約数の個数: 24

約数和(自身を含む): 253365000

約数和(自身を除く): 36487391

約数列:

[1, 13, 19, 37, 247, 361, 481, 703, 1249, 4693, 9139, 13357, 16237, 23731, 46213, 173641, 308503, 450889, 600769, 878047, 5861557, 11414611, 16682893, 216877609]

約数ペア:

[(1, 216877609), (13, 16682893), (19, 11414611), (37, 5861557), (247, 878047), (361, 600769), (481, 450889), (703, 308503), (1249, 173641), (4693, 46213), (9139, 23731), (13357, 16237)]