28707978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1907}}^1$

素因数の和:2118

約数の個数: 32

約数和(自身を含む): 62185536

約数和(自身を除く): 33477558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 193, 386, 579, 1158, 1907, 2509, 3814, 5018, 5721, 7527, 11442, 15054, 24791, 49582, 74373, 148746, 368051, 736102, 1104153, 2208306, 4784663, 9569326, 14353989, 28707978]

約数ペア:

[(1, 28707978), (2, 14353989), (3, 9569326), (6, 4784663), (13, 2208306), (26, 1104153), (39, 736102), (78, 368051), (193, 148746), (386, 74373), (579, 49582), (1158, 24791), (1907, 15054), (2509, 11442), (3814, 7527), (5018, 5721)]