285824487

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{947}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 420456960

約数和(自身を除く): 134632473

約数列:

[1, 3, 13, 39, 71, 109, 213, 327, 923, 947, 1417, 2769, 2841, 4251, 7739, 12311, 23217, 36933, 67237, 100607, 103223, 201711, 301821, 309669, 874081, 1341899, 2622243, 4025697, 7328833, 21986499, 95274829, 285824487]

約数ペア:

[(1, 285824487), (3, 95274829), (13, 21986499), (39, 7328833), (71, 4025697), (109, 2622243), (213, 1341899), (327, 874081), (923, 309669), (947, 301821), (1417, 201711), (2769, 103223), (2841, 100607), (4251, 67237), (7739, 36933), (12311, 23217)]