61530399

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{7129}}^1$

素因数の和:7279

約数の個数: 24

約数和(自身を含む): 102329760

約数和(自身を除く): 40799361

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 7129, 8631, 21387, 49903, 64161, 149709, 449127, 976673, 2930019, 6836711, 8790057, 20510133, 61530399]

約数ペア:

[(1, 61530399), (3, 20510133), (7, 8790057), (9, 6836711), (21, 2930019), (63, 976673), (137, 449127), (411, 149709), (959, 64161), (1233, 49903), (2877, 21387), (7129, 8631)]