15675080981

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1\times {\mathrm{2089}}^1$

素因数の和:2493

約数の個数: 32

約数和(自身を含む): 18600933120

約数和(自身を除く): 2925852139

約数列:

[1, 7, 43, 97, 257, 301, 679, 1799, 2089, 4171, 11051, 14623, 24929, 29197, 77357, 89827, 174503, 202633, 536873, 628789, 1071947, 1418431, 3758111, 7503629, 8713219, 23085539, 52076681, 60992533, 161598773, 364536767, 2239297283, 15675080981]

約数ペア:

[(1, 15675080981), (7, 2239297283), (43, 364536767), (97, 161598773), (257, 60992533), (301, 52076681), (679, 23085539), (1799, 8713219), (2089, 7503629), (4171, 3758111), (11051, 1418431), (14623, 1071947), (24929, 628789), (29197, 536873), (77357, 202633), (89827, 174503)]