199956681

素因数分解:

$3^6\times {\mathrm{103}}^1\times {\mathrm{2663}}^1$

素因数の和:2784

約数の個数: 28

約数和(自身を含む): 302822208

約数和(自身を除く): 102865527

約数列:

[1, 3, 9, 27, 81, 103, 243, 309, 729, 927, 2663, 2781, 7989, 8343, 23967, 25029, 71901, 75087, 215703, 274289, 647109, 822867, 1941327, 2468601, 7405803, 22217409, 66652227, 199956681]

約数ペア:

[(1, 199956681), (3, 66652227), (9, 22217409), (27, 7405803), (81, 2468601), (103, 1941327), (243, 822867), (309, 647109), (729, 274289), (927, 215703), (2663, 75087), (2781, 71901), (7989, 25029), (8343, 23967)]