206720829

素因数分解:

$3^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2293}}^1$

素因数の和:2368

約数の個数: 48

約数和(自身を含む): 360726912

約数和(自身を除く): 154006083

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 243, 371, 477, 567, 1113, 1431, 1701, 2293, 3339, 4293, 6879, 10017, 12879, 16051, 20637, 30051, 48153, 61911, 90153, 121529, 144459, 185733, 364587, 433377, 557199, 850703, 1093761, 1300131, 2552109, 3281283, 3900393, 7656327, 9843849, 22968981, 29531547, 68906943, 206720829]

約数ペア:

[(1, 206720829), (3, 68906943), (7, 29531547), (9, 22968981), (21, 9843849), (27, 7656327), (53, 3900393), (63, 3281283), (81, 2552109), (159, 1300131), (189, 1093761), (243, 850703), (371, 557199), (477, 433377), (567, 364587), (1113, 185733), (1431, 144459), (1701, 121529), (2293, 90153), (3339, 61911), (4293, 48153), (6879, 30051), (10017, 20637), (12879, 16051)]