208172015

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{5701}}^1$

素因数の和:5882

約数の個数: 16

約数和(自身を含む): 255905760

約数和(自身を除く): 47733745

約数列:

[1, 5, 67, 109, 335, 545, 5701, 7303, 28505, 36515, 381967, 621409, 1909835, 3107045, 41634403, 208172015]

約数ペア:

[(1, 208172015), (5, 41634403), (67, 3107045), (109, 1909835), (335, 621409), (545, 381967), (5701, 36515), (7303, 28505)]