1981178431

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{65539}}^1$

素因数の和:65638

約数の個数: 16

約数和(自身を含む): 2191657600

約数和(自身を除く): 210479169

約数列:

[1, 19, 37, 43, 703, 817, 1591, 30229, 65539, 1245241, 2424943, 2818177, 46073917, 53545363, 104272549, 1981178431]

約数ペア:

[(1, 1981178431), (19, 104272549), (37, 53545363), (43, 46073917), (703, 2818177), (817, 2424943), (1591, 1245241), (30229, 65539)]