16979787

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:118

約数の個数: 80

約数和(自身を含む): 31363200

約数和(自身を除く): 14383413

約数列:

[1, 3, 9, 11, 17, 19, 27, 33, 51, 57, 59, 81, 99, 153, 171, 177, 187, 209, 297, 323, 459, 513, 531, 561, 627, 649, 891, 969, 1003, 1121, 1377, 1539, 1593, 1683, 1881, 1947, 2907, 3009, 3363, 3553, 4779, 5049, 5643, 5841, 8721, 9027, 10089, 10659, 11033, 12331, 15147, 16929, 17523, 19057, 26163, 27081, 30267, 31977, 33099, 36993, 52569, 57171, 81243, 90801, 95931, 99297, 110979, 171513, 209627, 287793, 297891, 332937, 514539, 628881, 893673, 998811, 1543617, 1886643, 5659929, 16979787]

約数ペア:

[(1, 16979787), (3, 5659929), (9, 1886643), (11, 1543617), (17, 998811), (19, 893673), (27, 628881), (33, 514539), (51, 332937), (57, 297891), (59, 287793), (81, 209627), (99, 171513), (153, 110979), (171, 99297), (177, 95931), (187, 90801), (209, 81243), (297, 57171), (323, 52569), (459, 36993), (513, 33099), (531, 31977), (561, 30267), (627, 27081), (649, 26163), (891, 19057), (969, 17523), (1003, 16929), (1121, 15147), (1377, 12331), (1539, 11033), (1593, 10659), (1683, 10089), (1881, 9027), (1947, 8721), (2907, 5841), (3009, 5643), (3363, 5049), (3553, 4779)]