68906943

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2293}}^1$

素因数の和:2365

約数の個数: 40

約数和(自身を含む): 119911968

約数和(自身を除く): 51005025

約数列:

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

約数ペア:

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