64967287

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 84211200

約数和(自身を除く): 19243913

約数列:

[1, 7, 11, 49, 67, 77, 257, 343, 469, 539, 737, 1799, 2827, 3283, 3773, 5159, 12593, 17219, 19789, 22981, 36113, 88151, 120533, 138523, 189409, 252791, 843731, 969661, 1325863, 5906117, 9281041, 64967287]

約数ペア:

[(1, 64967287), (7, 9281041), (11, 5906117), (49, 1325863), (67, 969661), (77, 843731), (257, 252791), (343, 189409), (469, 138523), (539, 120533), (737, 88151), (1799, 36113), (2827, 22981), (3283, 19789), (3773, 17219), (5159, 12593)]