81058815

素因数分解:

$3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{8537}}^1$

素因数の和:8759

約数の個数: 24

約数和(自身を含む): 141184368

約数和(自身を除く): 60125553

約数列:

[1, 3, 5, 9, 15, 45, 211, 633, 1055, 1899, 3165, 8537, 9495, 25611, 42685, 76833, 128055, 384165, 1801307, 5403921, 9006535, 16211763, 27019605, 81058815]

約数ペア:

[(1, 81058815), (3, 27019605), (5, 16211763), (9, 9006535), (15, 5403921), (45, 1801307), (211, 384165), (633, 128055), (1055, 76833), (1899, 42685), (3165, 25611), (8537, 9495)]