15663816707

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{27901}}^1$

素因数の和:28259

約数の個数: 32

約数和(自身を含む): 20443014144

約数和(自身を除く): 4779197437

約数列:

[1, 7, 11, 23, 77, 161, 253, 317, 1771, 2219, 3487, 7291, 24409, 27901, 51037, 80201, 195307, 306911, 561407, 641723, 2148377, 4492061, 7058953, 8844617, 49412671, 61912319, 97290787, 203426191, 681035509, 1423983337, 2237688101, 15663816707]

約数ペア:

[(1, 15663816707), (7, 2237688101), (11, 1423983337), (23, 681035509), (77, 203426191), (161, 97290787), (253, 61912319), (317, 49412671), (1771, 8844617), (2219, 7058953), (3487, 4492061), (7291, 2148377), (24409, 641723), (27901, 561407), (51037, 306911), (80201, 195307)]