260518149

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{4289}}^1$

素因数の和:4709

約数の個数: 24

約数和(自身を含む): 399536280

約数和(自身を除く): 139018131

約数列:

[1, 3, 9, 17, 51, 153, 397, 1191, 3573, 4289, 6749, 12867, 20247, 38601, 60741, 72913, 218739, 656217, 1702733, 5108199, 15324597, 28946461, 86839383, 260518149]

約数ペア:

[(1, 260518149), (3, 86839383), (9, 28946461), (17, 15324597), (51, 5108199), (153, 1702733), (397, 656217), (1191, 218739), (3573, 72913), (4289, 60741), (6749, 38601), (12867, 20247)]