254118519

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4657}}^1$

素因数の和:4756

約数の個数: 32

約数和(自身を含む): 393507840

約数和(自身を除く): 139389321

約数列:

[1, 3, 9, 27, 43, 47, 129, 141, 387, 423, 1161, 1269, 2021, 4657, 6063, 13971, 18189, 41913, 54567, 125739, 200251, 218879, 600753, 656637, 1802259, 1969911, 5406777, 5909733, 9411797, 28235391, 84706173, 254118519]

約数ペア:

[(1, 254118519), (3, 84706173), (9, 28235391), (27, 9411797), (43, 5909733), (47, 5406777), (129, 1969911), (141, 1802259), (387, 656637), (423, 600753), (1161, 218879), (1269, 200251), (2021, 125739), (4657, 54567), (6063, 41913), (13971, 18189)]