199968691

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{1117}}^1$

素因数の和:1470

約数の個数: 16

約数和(自身を含む): 220881024

約数和(自身を除く): 20912333

約数列:

[1, 13, 47, 293, 611, 1117, 3809, 13771, 14521, 52499, 179023, 327281, 682487, 4254653, 15382207, 199968691]

約数ペア:

[(1, 199968691), (13, 15382207), (47, 4254653), (293, 682487), (611, 327281), (1117, 179023), (3809, 52499), (13771, 14521)]