5172921

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 8564400

約数和(自身を除く): 3391479

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 179, 247, 507, 537, 741, 1521, 1611, 2223, 2327, 3211, 3401, 6981, 9633, 10203, 20943, 28899, 30251, 30609, 44213, 90753, 132639, 272259, 397917, 574769, 1724307, 5172921]

約数ペア:

[(1, 5172921), (3, 1724307), (9, 574769), (13, 397917), (19, 272259), (39, 132639), (57, 90753), (117, 44213), (169, 30609), (171, 30251), (179, 28899), (247, 20943), (507, 10203), (537, 9633), (741, 6981), (1521, 3401), (1611, 3211), (2223, 2327)]