26686989

素因数分解:

$3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{541}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 47349120

約数和(自身を除く): 20662131

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 243, 261, 541, 567, 609, 783, 1623, 1701, 1827, 2349, 3787, 4869, 5481, 7047, 11361, 14607, 15689, 16443, 34083, 43821, 47067, 49329, 102249, 109823, 131463, 141201, 306747, 329469, 423603, 920241, 988407, 1270809, 2965221, 3812427, 8895663, 26686989]

約数ペア:

[(1, 26686989), (3, 8895663), (7, 3812427), (9, 2965221), (21, 1270809), (27, 988407), (29, 920241), (63, 423603), (81, 329469), (87, 306747), (189, 141201), (203, 131463), (243, 109823), (261, 102249), (541, 49329), (567, 47067), (609, 43821), (783, 34083), (1623, 16443), (1701, 15689), (1827, 14607), (2349, 11361), (3787, 7047), (4869, 5481)]