205804789

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^2\times {\mathrm{71}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 228795840

約数和(自身を除く): 22991051

約数列:

[1, 19, 41, 61, 71, 779, 1159, 1349, 2501, 2911, 3721, 4331, 47519, 55309, 70699, 82289, 152561, 177571, 264191, 2898659, 3373849, 5019629, 10831831, 205804789]

約数ペア:

[(1, 205804789), (19, 10831831), (41, 5019629), (61, 3373849), (71, 2898659), (779, 264191), (1159, 177571), (1349, 152561), (2501, 82289), (2911, 70699), (3721, 55309), (4331, 47519)]