666736693648

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{13729}}^1\times {\mathrm{57269}}^1$

素因数の和:71059

約数の個数: 40

約数和(自身を含む): 1316294825400

約数和(自身を除く): 649558131752

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 13729, 27458, 54916, 57269, 109832, 114538, 219664, 229076, 458152, 727637, 916304, 1455274, 2910548, 3035257, 5821096, 6070514, 11642192, 12141028, 24282056, 48564112, 786246101, 1572492202, 3144984404, 6289968808, 12579937616, 41671043353, 83342086706, 166684173412, 333368346824, 666736693648]

約数ペア:

[(1, 666736693648), (2, 333368346824), (4, 166684173412), (8, 83342086706), (16, 41671043353), (53, 12579937616), (106, 6289968808), (212, 3144984404), (424, 1572492202), (848, 786246101), (13729, 48564112), (27458, 24282056), (54916, 12141028), (57269, 11642192), (109832, 6070514), (114538, 5821096), (219664, 3035257), (229076, 2910548), (458152, 1455274), (727637, 916304)]