38729943

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2833}}^1$

素因数の和:2884

約数の個数: 36

約数和(自身を含む): 67199808

約数和(自身を除く): 28469865

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1953, 2833, 4557, 8499, 13671, 19831, 25497, 59493, 87823, 138817, 178479, 263469, 416451, 614761, 790407, 1249353, 1844283, 4303327, 5532849, 12909981, 38729943]

約数ペア:

[(1, 38729943), (3, 12909981), (7, 5532849), (9, 4303327), (21, 1844283), (31, 1249353), (49, 790407), (63, 614761), (93, 416451), (147, 263469), (217, 178479), (279, 138817), (441, 87823), (651, 59493), (1519, 25497), (1953, 19831), (2833, 13671), (4557, 8499)]