2662779

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 4377600

約数和(自身を除く): 1714821

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 149, 161, 259, 447, 483, 777, 851, 1043, 2553, 3129, 3427, 5513, 5957, 10281, 16539, 17871, 23989, 38591, 71967, 115773, 126799, 380397, 887593, 2662779]

約数ペア:

[(1, 2662779), (3, 887593), (7, 380397), (21, 126799), (23, 115773), (37, 71967), (69, 38591), (111, 23989), (149, 17871), (161, 16539), (259, 10281), (447, 5957), (483, 5513), (777, 3427), (851, 3129), (1043, 2553)]