8905974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 22851072

約数和(自身を除く): 13945098

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 37, 42, 66, 74, 77, 111, 154, 222, 231, 259, 407, 462, 518, 521, 777, 814, 1042, 1221, 1554, 1563, 2442, 2849, 3126, 3647, 5698, 5731, 7294, 8547, 10941, 11462, 17094, 17193, 19277, 21882, 34386, 38554, 40117, 57831, 80234, 115662, 120351, 134939, 212047, 240702, 269878, 404817, 424094, 636141, 809634, 1272282, 1484329, 2968658, 4452987, 8905974]

約数ペア:

[(1, 8905974), (2, 4452987), (3, 2968658), (6, 1484329), (7, 1272282), (11, 809634), (14, 636141), (21, 424094), (22, 404817), (33, 269878), (37, 240702), (42, 212047), (66, 134939), (74, 120351), (77, 115662), (111, 80234), (154, 57831), (222, 40117), (231, 38554), (259, 34386), (407, 21882), (462, 19277), (518, 17193), (521, 17094), (777, 11462), (814, 10941), (1042, 8547), (1221, 7294), (1554, 5731), (1563, 5698), (2442, 3647), (2849, 3126)]