128778638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1013}}^1\times {\mathrm{3739}}^1$

素因数の和:4771

約数の個数: 16

約数和(自身を含む): 204787440

約数和(自身を除く): 76008802

約数列:

[1, 2, 17, 34, 1013, 2026, 3739, 7478, 17221, 34442, 63563, 127126, 3787607, 7575214, 64389319, 128778638]

約数ペア:

[(1, 128778638), (2, 64389319), (17, 7575214), (34, 3787607), (1013, 127126), (2026, 63563), (3739, 34442), (7478, 17221)]