261409428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1037339}}^1$

素因数の和:1037356

約数の個数: 36

約数和(自身を含む): 755183520

約数和(自身を除く): 493774092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1037339, 2074678, 3112017, 4149356, 6224034, 7261373, 9336051, 12448068, 14522746, 18672102, 21784119, 29045492, 37344204, 43568238, 65352357, 87136476, 130704714, 261409428]

約数ペア:

[(1, 261409428), (2, 130704714), (3, 87136476), (4, 65352357), (6, 43568238), (7, 37344204), (9, 29045492), (12, 21784119), (14, 18672102), (18, 14522746), (21, 12448068), (28, 9336051), (36, 7261373), (42, 6224034), (63, 4149356), (84, 3112017), (126, 2074678), (252, 1037339)]