28975142

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{66763}}^1$

素因数の和:66803

約数の個数: 16

約数和(自身を含む): 51274752

約数和(自身を除く): 22299610

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 66763, 133526, 467341, 934682, 2069653, 4139306, 14487571, 28975142]

約数ペア:

[(1, 28975142), (2, 14487571), (7, 4139306), (14, 2069653), (31, 934682), (62, 467341), (217, 133526), (434, 66763)]