161091756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{639253}}^1$

素因数の和:639270

約数の個数: 36

約数和(自身を含む): 465376912

約数和(自身を除く): 304285156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 639253, 1278506, 1917759, 2557012, 3835518, 4474771, 5753277, 7671036, 8949542, 11506554, 13424313, 17899084, 23013108, 26848626, 40272939, 53697252, 80545878, 161091756]

約数ペア:

[(1, 161091756), (2, 80545878), (3, 53697252), (4, 40272939), (6, 26848626), (7, 23013108), (9, 17899084), (12, 13424313), (14, 11506554), (18, 8949542), (21, 7671036), (28, 5753277), (36, 4474771), (42, 3835518), (63, 2557012), (84, 1917759), (126, 1278506), (252, 639253)]