4038645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 7056000

約数和(自身を除く): 3017355

約数列:

[1, 3, 5, 13, 15, 39, 65, 139, 149, 195, 417, 447, 695, 745, 1807, 1937, 2085, 2235, 5421, 5811, 9035, 9685, 20711, 27105, 29055, 62133, 103555, 269243, 310665, 807729, 1346215, 4038645]

約数ペア:

[(1, 4038645), (3, 1346215), (5, 807729), (13, 310665), (15, 269243), (39, 103555), (65, 62133), (139, 29055), (149, 27105), (195, 20711), (417, 9685), (447, 9035), (695, 5811), (745, 5421), (1807, 2235), (1937, 2085)]