208719997

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{6317}}^1$

素因数の和:6420

約数の個数: 16

約数和(自身を含む): 230480640

約数和(自身を除く): 21760643

約数列:

[1, 19, 37, 47, 703, 893, 1739, 6317, 33041, 120023, 233729, 296899, 4440851, 5641081, 10985263, 208719997]

約数ペア:

[(1, 208719997), (19, 10985263), (37, 5641081), (47, 4440851), (703, 296899), (893, 233729), (1739, 120023), (6317, 33041)]