329947863

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 538983936

約数和(自身を除く): 209036073

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 361, 399, 497, 613, 1083, 1349, 1491, 1839, 2527, 4047, 4291, 7581, 9443, 11647, 12873, 25631, 28329, 34941, 43523, 76893, 81529, 130569, 179417, 221293, 244587, 304661, 538251, 663879, 826937, 913983, 1549051, 2480811, 4647153, 5788559, 15711803, 17365677, 47135409, 109982621, 329947863]

約数ペア:

[(1, 329947863), (3, 109982621), (7, 47135409), (19, 17365677), (21, 15711803), (57, 5788559), (71, 4647153), (133, 2480811), (213, 1549051), (361, 913983), (399, 826937), (497, 663879), (613, 538251), (1083, 304661), (1349, 244587), (1491, 221293), (1839, 179417), (2527, 130569), (4047, 81529), (4291, 76893), (7581, 43523), (9443, 34941), (11647, 28329), (12873, 25631)]