198881735

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{373}}^1\times {\mathrm{631}}^1$

素因数の和:1035

約数の個数: 24

約数和(自身を含む): 259532064

約数和(自身を除く): 60650329

約数列:

[1, 5, 13, 65, 169, 373, 631, 845, 1865, 3155, 4849, 8203, 24245, 41015, 63037, 106639, 235363, 315185, 533195, 1176815, 3059719, 15298595, 39776347, 198881735]

約数ペア:

[(1, 198881735), (5, 39776347), (13, 15298595), (65, 3059719), (169, 1176815), (373, 533195), (631, 315185), (845, 235363), (1865, 106639), (3155, 63037), (4849, 41015), (8203, 24245)]