2778070755

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{136481}}^1$

素因数の和:136571

約数の個数: 32

約数和(自身を含む): 4716817920

約数和(自身を除く): 1938747165

約数列:

[1, 3, 5, 15, 23, 59, 69, 115, 177, 295, 345, 885, 1357, 4071, 6785, 20355, 136481, 409443, 682405, 2047215, 3139063, 8052379, 9417189, 15695315, 24157137, 40261895, 47085945, 120785685, 185204717, 555614151, 926023585, 2778070755]

約数ペア:

[(1, 2778070755), (3, 926023585), (5, 555614151), (15, 185204717), (23, 120785685), (59, 47085945), (69, 40261895), (115, 24157137), (177, 15695315), (295, 9417189), (345, 8052379), (885, 3139063), (1357, 2047215), (4071, 682405), (6785, 409443), (20355, 136481)]