28159964

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7919}}^1$

素因数の和:8057

約数の個数: 24

約数和(自身を含む): 56770560

約数和(自身を除く): 28610596

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 7919, 15838, 31676, 55433, 110866, 221732, 1005713, 2011426, 4022852, 7039991, 14079982, 28159964]

約数ペア:

[(1, 28159964), (2, 14079982), (4, 7039991), (7, 4022852), (14, 2011426), (28, 1005713), (127, 221732), (254, 110866), (508, 55433), (889, 31676), (1778, 15838), (3556, 7919)]