39484641

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 65736960

約数和(自身を除く): 26252319

約数列:

[1, 3, 7, 19, 21, 49, 57, 67, 133, 147, 201, 211, 399, 469, 633, 931, 1273, 1407, 1477, 2793, 3283, 3819, 4009, 4431, 8911, 9849, 10339, 12027, 14137, 26733, 28063, 31017, 42411, 62377, 84189, 98959, 187131, 196441, 268603, 296877, 589323, 692713, 805809, 1880221, 2078139, 5640663, 13161547, 39484641]

約数ペア:

[(1, 39484641), (3, 13161547), (7, 5640663), (19, 2078139), (21, 1880221), (49, 805809), (57, 692713), (67, 589323), (133, 296877), (147, 268603), (201, 196441), (211, 187131), (399, 98959), (469, 84189), (633, 62377), (931, 42411), (1273, 31017), (1407, 28063), (1477, 26733), (2793, 14137), (3283, 12027), (3819, 10339), (4009, 9849), (4431, 8911)]