306750856

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{42557}}^1$

素因数の和:42633

約数の個数: 32

約数和(自身を含む): 620495640

約数和(自身を除く): 313744784

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 3604, 7208, 42557, 85114, 170228, 340456, 723469, 1446938, 2255521, 2893876, 4511042, 5787752, 9022084, 18044168, 38343857, 76687714, 153375428, 306750856]

約数ペア:

[(1, 306750856), (2, 153375428), (4, 76687714), (8, 38343857), (17, 18044168), (34, 9022084), (53, 5787752), (68, 4511042), (106, 2893876), (136, 2255521), (212, 1446938), (424, 723469), (901, 340456), (1802, 170228), (3604, 85114), (7208, 42557)]