247480072

素因数分解:

$2^3\times 7^1\times {\mathrm{281}}^1\times {\mathrm{15727}}^1$

素因数の和:16021

約数の個数: 32

約数和(自身を含む): 532235520

約数和(自身を除く): 284755448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 281, 562, 1124, 1967, 2248, 3934, 7868, 15727, 15736, 31454, 62908, 110089, 125816, 220178, 440356, 880712, 4419287, 8838574, 17677148, 30935009, 35354296, 61870018, 123740036, 247480072]

約数ペア:

[(1, 247480072), (2, 123740036), (4, 61870018), (7, 35354296), (8, 30935009), (14, 17677148), (28, 8838574), (56, 4419287), (281, 880712), (562, 440356), (1124, 220178), (1967, 125816), (2248, 110089), (3934, 62908), (7868, 31454), (15727, 15736)]