2689974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:629

約数の個数: 48

約数和(自身を含む): 6852768

約数和(自身を除く): 4162794

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 577, 666, 777, 1154, 1554, 1731, 2331, 3462, 4039, 4662, 5193, 8078, 10386, 12117, 21349, 24234, 36351, 42698, 64047, 72702, 128094, 149443, 192141, 298886, 384282, 448329, 896658, 1344987, 2689974]

約数ペア:

[(1, 2689974), (2, 1344987), (3, 896658), (6, 448329), (7, 384282), (9, 298886), (14, 192141), (18, 149443), (21, 128094), (37, 72702), (42, 64047), (63, 42698), (74, 36351), (111, 24234), (126, 21349), (222, 12117), (259, 10386), (333, 8078), (518, 5193), (577, 4662), (666, 4039), (777, 3462), (1154, 2331), (1554, 1731)]