28688582

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 19211578

約数列:

[1, 2, 13, 26, 53, 106, 109, 191, 218, 382, 689, 1378, 1417, 2483, 2834, 4966, 5777, 10123, 11554, 20246, 20819, 41638, 75101, 131599, 150202, 263198, 270647, 541294, 1103407, 2206814, 14344291, 28688582]

約数ペア:

[(1, 28688582), (2, 14344291), (13, 2206814), (26, 1103407), (53, 541294), (106, 270647), (109, 263198), (191, 150202), (218, 131599), (382, 75101), (689, 41638), (1378, 20819), (1417, 20246), (2483, 11554), (2834, 10123), (4966, 5777)]