9819381

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 15740928

約数和(自身を除く): 5921547

約数列:

[1, 3, 11, 13, 33, 39, 47, 141, 143, 429, 487, 517, 611, 1461, 1551, 1833, 5357, 6331, 6721, 16071, 18993, 20163, 22889, 68667, 69641, 208923, 251779, 297557, 755337, 892671, 3273127, 9819381]

約数ペア:

[(1, 9819381), (3, 3273127), (11, 892671), (13, 755337), (33, 297557), (39, 251779), (47, 208923), (141, 69641), (143, 68667), (429, 22889), (487, 20163), (517, 18993), (611, 16071), (1461, 6721), (1551, 6331), (1833, 5357)]