260037477

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{217241}}^1$

素因数の和:217273

約数の個数: 24

約数和(自身を含む): 451863360

約数和(自身を除く): 191825883

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 217241, 651723, 1520687, 1955169, 4127579, 4562061, 12382737, 13686183, 28893053, 37148211, 86679159, 260037477]

約数ペア:

[(1, 260037477), (3, 86679159), (7, 37148211), (9, 28893053), (19, 13686183), (21, 12382737), (57, 4562061), (63, 4127579), (133, 1955169), (171, 1520687), (399, 651723), (1197, 217241)]