2009735

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 3026016

約数和(自身を除く): 1016281

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 631, 637, 3155, 3185, 4417, 8203, 22085, 30919, 41015, 57421, 154595, 287105, 401947, 2009735]

約数ペア:

[(1, 2009735), (5, 401947), (7, 287105), (13, 154595), (35, 57421), (49, 41015), (65, 30919), (91, 22085), (245, 8203), (455, 4417), (631, 3185), (637, 3155)]