25604397

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:659

約数の個数: 64

約数和(自身を含む): 49512960

約数和(自身を除く): 23908563

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 91, 117, 119, 153, 189, 221, 273, 351, 357, 459, 613, 663, 819, 1071, 1547, 1839, 1989, 2457, 3213, 4291, 4641, 5517, 5967, 7969, 10421, 12873, 13923, 16551, 23907, 31263, 38619, 41769, 55783, 71721, 72947, 93789, 115857, 135473, 167349, 215163, 218841, 281367, 406419, 502047, 656523, 948311, 1219257, 1506141, 1969569, 2844933, 3657771, 8534799, 25604397]

約数ペア:

[(1, 25604397), (3, 8534799), (7, 3657771), (9, 2844933), (13, 1969569), (17, 1506141), (21, 1219257), (27, 948311), (39, 656523), (51, 502047), (63, 406419), (91, 281367), (117, 218841), (119, 215163), (153, 167349), (189, 135473), (221, 115857), (273, 93789), (351, 72947), (357, 71721), (459, 55783), (613, 41769), (663, 38619), (819, 31263), (1071, 23907), (1547, 16551), (1839, 13923), (1989, 12873), (2457, 10421), (3213, 7969), (4291, 5967), (4641, 5517)]