2555144529

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{42979}}^1$

素因数の和:43157

約数の個数: 32

約数和(自身を含む): 4126080000

約数和(自身を除く): 1570935471

約数列:

[1, 3, 7, 19, 21, 57, 133, 149, 399, 447, 1043, 2831, 3129, 8493, 19817, 42979, 59451, 128937, 300853, 816601, 902559, 2449803, 5716207, 6403871, 17148621, 19211613, 44827097, 121673549, 134481291, 365020647, 851714843, 2555144529]

約数ペア:

[(1, 2555144529), (3, 851714843), (7, 365020647), (19, 134481291), (21, 121673549), (57, 44827097), (133, 19211613), (149, 17148621), (399, 6403871), (447, 5716207), (1043, 2449803), (2831, 902559), (3129, 816601), (8493, 300853), (19817, 128937), (42979, 59451)]