642286799

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{11699}}^1$

素因数の和:11771

約数の個数: 32

約数和(自身を含む): 862617600

約数和(自身を除く): 220330801

約数列:

[1, 7, 11, 23, 31, 77, 161, 217, 253, 341, 713, 1771, 2387, 4991, 7843, 11699, 54901, 81893, 128689, 269077, 362669, 900823, 1883539, 2538683, 2959847, 3989359, 8341387, 20718929, 27925513, 58389709, 91755257, 642286799]

約数ペア:

[(1, 642286799), (7, 91755257), (11, 58389709), (23, 27925513), (31, 20718929), (77, 8341387), (161, 3989359), (217, 2959847), (253, 2538683), (341, 1883539), (713, 900823), (1771, 362669), (2387, 269077), (4991, 128689), (7843, 81893), (11699, 54901)]