199370241

素因数分解:

$3^4\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1549}}^1$

素因数の和:1795

約数の個数: 40

約数和(自身を含む): 342091200

約数和(自身を除く): 142720959

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 227, 567, 681, 1549, 1589, 2043, 4647, 4767, 6129, 10843, 13941, 14301, 18387, 32529, 41823, 42903, 97587, 125469, 128709, 292761, 351623, 878283, 1054869, 2461361, 3164607, 7384083, 9493821, 22152249, 28481463, 66456747, 199370241]

約数ペア:

[(1, 199370241), (3, 66456747), (7, 28481463), (9, 22152249), (21, 9493821), (27, 7384083), (63, 3164607), (81, 2461361), (189, 1054869), (227, 878283), (567, 351623), (681, 292761), (1549, 128709), (1589, 125469), (2043, 97587), (4647, 42903), (4767, 41823), (6129, 32529), (10843, 18387), (13941, 14301)]