208021801

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{991}}^1$

素因数の和:1312

約数の個数: 16

約数和(自身を含む): 228540928

約数和(自身を除く): 20519127

約数列:

[1, 13, 67, 241, 871, 991, 3133, 12883, 16147, 66397, 209911, 238831, 863161, 3104803, 16001677, 208021801]

約数ペア:

[(1, 208021801), (13, 16001677), (67, 3104803), (241, 863161), (871, 238831), (991, 209911), (3133, 66397), (12883, 16147)]