201870927

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{509}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 308529600

約数和(自身を除く): 106658673

約数列:

[1, 3, 9, 27, 37, 111, 333, 397, 509, 999, 1191, 1527, 3573, 4581, 10719, 13743, 14689, 18833, 44067, 56499, 132201, 169497, 202073, 396603, 508491, 606219, 1818657, 5455971, 7476701, 22430103, 67290309, 201870927]

約数ペア:

[(1, 201870927), (3, 67290309), (9, 22430103), (27, 7476701), (37, 5455971), (111, 1818657), (333, 606219), (397, 508491), (509, 396603), (999, 202073), (1191, 169497), (1527, 132201), (3573, 56499), (4581, 44067), (10719, 18833), (13743, 14689)]