30887545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 41025096

約数和(自身を除く): 10137551

約数列:

[1, 5, 13, 43, 65, 215, 257, 559, 1285, 1849, 2795, 3341, 9245, 11051, 16705, 24037, 55255, 120185, 143663, 475193, 718315, 2375965, 6177509, 30887545]

約数ペア:

[(1, 30887545), (5, 6177509), (13, 2375965), (43, 718315), (65, 475193), (215, 143663), (257, 120185), (559, 55255), (1285, 24037), (1849, 16705), (2795, 11051), (3341, 9245)]