221821358121

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4909}}^1\times {\mathrm{15739}}^1$

素因数の和:20694

約数の個数: 48

約数和(自身を含む): 361686312000

約数和(自身を除く): 139864953879

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 4909, 14727, 15739, 44181, 47217, 53999, 141651, 142361, 161997, 173129, 427083, 456431, 485991, 519387, 1281249, 1369293, 1558161, 1565971, 4107879, 4697913, 5020741, 14093739, 15062223, 45186669, 77262751, 231788253, 695364759, 849890261, 2240619779, 2549670783, 6721859337, 7649012349, 20165578011, 24646817569, 73940452707, 221821358121]

約数ペア:

[(1, 221821358121), (3, 73940452707), (9, 24646817569), (11, 20165578011), (29, 7649012349), (33, 6721859337), (87, 2549670783), (99, 2240619779), (261, 849890261), (319, 695364759), (957, 231788253), (2871, 77262751), (4909, 45186669), (14727, 15062223), (15739, 14093739), (44181, 5020741), (47217, 4697913), (53999, 4107879), (141651, 1565971), (142361, 1558161), (161997, 1369293), (173129, 1281249), (427083, 519387), (456431, 485991)]